Masayuki Kawata

Person

Chiba-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Timepiece movement and timepiece
- Patent number 11,619,911
- Issue date Apr 4, 2023
- SEIKO WATCH KABUSHIKI KAISHA
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Timepiece movement and timepiece
- Patent number 11,237,521
- Issue date Feb 1, 2022
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Timepiece
- Patent number 10,824,115
- Issue date Nov 3, 2020
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Switch structure, and chronograph mechanism and electronic timepiec...
- Patent number 8,545,093
- Issue date Oct 1, 2013
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Chronograph timepiece
- Patent number 8,491,181
- Issue date Jul 23, 2013
- Seiko Instruments Inc.
- Toshiyuki Fujiwara
- G04 - HOROLOGY
Information Patent Grant
Portable electronic apparatus having curved thin film-type display...
- Patent number 7,064,797
- Issue date Jun 20, 2006
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Portable information apparatus and film liquid crystal device
- Patent number 6,876,410
- Issue date Apr 5, 2005
- Seiko Instruments Inc.
- Masayuki Kawata
- G02 - OPTICS
Information Patent Grant
Arm portable information apparatus
- Patent number 6,738,111
- Issue date May 18, 2004
- Seiko Instruments Inc.
- Masayuki Kawata
- G02 - OPTICS
Information Patent Grant
Electronic timepiece having transmission wheel rotational position...
- Patent number 6,582,118
- Issue date Jun 24, 2003
- Seiko Instruments Inc.
- Kenichi Nakajima
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece
- Patent number 6,584,040
- Issue date Jun 24, 2003
- Seiko Instruments Inc.
- Kenichi Nakajima
- G04 - HOROLOGY
Information Patent Grant
Small-sized electronic appliance with a sensor
- Patent number 6,269,053
- Issue date Jul 31, 2001
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece
- Patent number 6,233,203
- Issue date May 15, 2001
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece
- Patent number 6,088,302
- Issue date Jul 11, 2000
- Seiko Instruments Inc.
- Kenichi Nakajima
- G04 - HOROLOGY
Information Patent Grant
Calendar electronic timepiece
- Patent number 6,088,300
- Issue date Jul 11, 2000
- Seiko Instruments Inc.
- Kenichi Nakajima
- G04 - HOROLOGY
Information Patent Grant
Thermoelectrically operated timepiece
- Patent number 6,075,757
- Issue date Jun 13, 2000
- Seiko Instruments Inc.
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Grant
Organism information measuring method and arm wear type pulse-wave...
- Patent number 5,906,582
- Issue date May 25, 1999
- Seiko Epson Corporation
- Yutaka Kondo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Thermoelectrically powered wrist watch
- Patent number 5,889,735
- Issue date Mar 30, 1999
- Seiko Instruments Inc.
- Masayuki Kawata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wrist-worn portable electronic device
- Patent number 5,781,511
- Issue date Jul 14, 1998
- Seiko Epson Corporation
- Naoaki Yasukawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Wrist-worn portable device and a wrist-worn pulse wave measuring de...
- Patent number 5,735,800
- Issue date Apr 7, 1998
- Seiko Epson Corporation
- Naoaki Yasukawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ultrasonic motor
- Patent number 5,091,670
- Issue date Feb 25, 1992
- Seiko Instruments Inc.
- Masayuki Kawata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
TIMEPIECE MOVEMENT AND TIMEPIECE
- Publication number 20210116867
- Publication date Apr 22, 2021
- SEIKO WATCH KABUSHIKI KAISHA
- Masayuki KAWATA
- G04 - HOROLOGY
Information Patent Application
TIMEPIECE MOVEMENT AND TIMEPIECE
- Publication number 20190219969
- Publication date Jul 18, 2019
- SEIKO INSTRUMENTS INC.
- Masayuki KAWATA
- G04 - HOROLOGY
Information Patent Application
TIMEPIECE
- Publication number 20180224805
- Publication date Aug 9, 2018
- SEIKO INSTRUMENTS INC.
- Masayuki KAWATA
- G04 - HOROLOGY
Information Patent Application
POINTER DRIVING MOTOR UNIT AND CONTROL METHOD OF POINTER DRIVING MO...
- Publication number 20170192393
- Publication date Jul 6, 2017
- SEIKO INSTRUMENTS INC.
- Kenji OGASAWARA
- G04 - HOROLOGY
Information Patent Application
Switch structure, and chronograph mechanism and electronic timepiec...
- Publication number 20110235473
- Publication date Sep 29, 2011
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Application
Chronograph timepiece
- Publication number 20110194382
- Publication date Aug 11, 2011
- Toshiyuki Fujiwara
- G04 - HOROLOGY
Information Patent Application
Analog radio-controlled timepiece
- Publication number 20080198697
- Publication date Aug 21, 2008
- Tomoharu Tsuji
- G04 - HOROLOGY
Information Patent Application
Rotational position detection device, hand position detection devic...
- Publication number 20040125702
- Publication date Jul 1, 2004
- Hideki Kitajima
- G04 - HOROLOGY
Information Patent Application
Portable electronic apparatus having thin film type display portion
- Publication number 20030179326
- Publication date Sep 25, 2003
- Masayuki Kawata
- G04 - HOROLOGY
Information Patent Application
Portable information apparatus and film liquid crystal device
- Publication number 20020093602
- Publication date Jul 18, 2002
- Masayuki Kawata
- G02 - OPTICS
Information Patent Application
Arm portable information apparatus
- Publication number 20020047952
- Publication date Apr 25, 2002
- Masayuki Kawata
- G04 - HOROLOGY

Masayuki Kawata

Person

Patents Grantslast 30 patents

Timepiece movement and timepiece

Timepiece movement and timepiece

Timepiece

Switch structure, and chronograph mechanism and electronic timepiec...

Chronograph timepiece

Portable electronic apparatus having curved thin film-type display...

Portable information apparatus and film liquid crystal device

Arm portable information apparatus

Electronic timepiece having transmission wheel rotational position...

Electronic timepiece

Small-sized electronic appliance with a sensor

Electronic timepiece

Electronic timepiece

Calendar electronic timepiece

Thermoelectrically operated timepiece

Organism information measuring method and arm wear type pulse-wave...

Thermoelectrically powered wrist watch

Wrist-worn portable electronic device

Wrist-worn portable device and a wrist-worn pulse wave measuring de...

Ultrasonic motor

Patents Applicationslast 30 patents

TIMEPIECE MOVEMENT AND TIMEPIECE

TIMEPIECE MOVEMENT AND TIMEPIECE

TIMEPIECE

POINTER DRIVING MOTOR UNIT AND CONTROL METHOD OF POINTER DRIVING MO...

Switch structure, and chronograph mechanism and electronic timepiec...

Chronograph timepiece

Analog radio-controlled timepiece

Rotational position detection device, hand position detection devic...

Portable electronic apparatus having thin film type display portion

Portable information apparatus and film liquid crystal device

Arm portable information apparatus