Yoshinao Iwamoto

Person

Hujimi-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Scissors
- Patent number 10,327,799
- Issue date Jun 25, 2019
- IMOTT INC.
- Makoto Matsuo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Protective film and method for producing same
- Patent number 9,506,143
- Issue date Nov 29, 2016
- IMOTT INC.
- Naoto Ohtake
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Optical fiber cable
- Patent number 5,048,922
- Issue date Sep 17, 1991
- Kokusai Denshin Denwa Kabushiki Kaisha
- Kiyofumi Mochizuki
- G02 - OPTICS
Information Patent Grant
Multi-point optical amplification repeating system
- Patent number 4,972,513
- Issue date Nov 20, 1990
- Kokusai Denshin Denwa Kabushiki Kaisha
- Kiyofumi Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical privacy communication system in two-way optical transmissio...
- Patent number 4,933,990
- Issue date Jun 12, 1990
- Kokusai Denshin Denwa Kabushiki Kaisha
- Kiyofumi Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical amplification
- Patent number 4,923,291
- Issue date May 8, 1990
- Kokusai Denshin Denwa Kabushiki Kaisha
- Noboru Edagawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Core alignment system for optical fibers
- Patent number 4,911,522
- Issue date Mar 27, 1990
- Duo Fast Corporation
- Yoshinao Iwamoto
- G02 - OPTICS
Information Patent Grant
Fault monitoring system for optical fiber communication systems
- Patent number 4,899,043
- Issue date Feb 6, 1990
- Kokusai Denshin Denwa Kabushiki Kaisha
- Kiyofumi Mochizuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for measuring delay time variation in optical fiber digital...
- Patent number 4,764,980
- Issue date Aug 16, 1988
- Kokusai Denshin Denwa Co., Ltd.
- Haruo Sakaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal coupling system for optical repeater system
- Patent number 4,747,094
- Issue date May 24, 1988
- Kokusai Denshin Denwa Co., Ltd.
- Haruo Sakaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Burying device for submarine cables and method for guiding the same
- Patent number 4,678,371
- Issue date Jul 7, 1987
- Kokusai Denshin Denwa Co., Ltd.
- Kazuomi Yamamura
- G05 - CONTROLLING REGULATING
Information Patent Grant
Rotary joint for optical fibers
- Patent number 4,641,915
- Issue date Feb 10, 1987
- Kokusai Denshindenwa Co., Ltd.
- Kenichi Asakawa
- G02 - OPTICS
Information Patent Grant
Optical fiber with light reflecting particles dispersed through buf...
- Patent number 4,637,686
- Issue date Jan 20, 1987
- Kokusai Denshin Denwa Co., Ltd.
- Yoshinao Iwamoto
- G02 - OPTICS
Information Patent Grant
Apparatus for supplying AC current to an underwater cable
- Patent number 4,625,172
- Issue date Nov 25, 1986
- Kokusai Denshin Denwa Co., Ltd.
- Kazuomi Yamamura
- G05 - CONTROLLING REGULATING
Information Patent Grant
Underwater optical fiber connector
- Patent number 4,544,233
- Issue date Oct 1, 1985
- Kokusai Denshin Denwa Co., Ltd.
- Yoshinao Iwamoto
- G02 - OPTICS
Information Patent Grant
Alternating current induction method using an annular magnetic coup...
- Patent number 4,540,942
- Issue date Sep 10, 1985
- Kokusai Denshin Denwa Co., Ltd.
- Kazuomi Yamamura
- G05 - CONTROLLING REGULATING
Information Patent Grant
Marine cable burying method and device therefor
- Patent number 4,537,530
- Issue date Aug 27, 1985
- Kokusai Denshin Denwa Co., Ltd.
- Kazuomi Yamamura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Guiding method for cable burying device and a device therefor
- Patent number 4,492,492
- Issue date Jan 8, 1985
- Kokusai Denshin Denwa Co., Ltd.
- Toshio Izawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
System for detecting a cable buried under the seabed
- Patent number 4,438,401
- Issue date Mar 20, 1984
- Kokusai Denshin Denwa Co., Ltd.
- Yoshinao Iwamoto
- G01 - MEASURING TESTING
Information Patent Grant
Under-water cable burying device
- Patent number 4,384,808
- Issue date May 24, 1983
- Kokusai Denshin Denwa Co., Ltd.
- Kazuomi Yamamura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Buried cable locating system
- Patent number 4,317,079
- Issue date Feb 23, 1982
- Kokusai Denshin Denwa Co. Ltd.
- Kazuomi Yamamura
- G01 - MEASURING TESTING
Information Patent Grant
System for detecting an underwater buried cable
- Patent number 4,283,681
- Issue date Aug 11, 1981
- Kokusai Denshin Denwa Co., Ltd.
- Yamamura Kazuomi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
SCISSORS
- Publication number 20180206872
- Publication date Jul 26, 2018
- IMOTT INC.
- Makoto MATSUO
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROTECTIVE FILM AND METHOD FOR PRODUCING SAME
- Publication number 20120189823
- Publication date Jul 26, 2012
- Naoto Ohtake
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
DIAMOND-LIKE CARBON FILM FORMING APPARATUS AND METHOD OF FORMING DI...
- Publication number 20110045208
- Publication date Feb 24, 2011
- IMOTT INC.
- Naoto Ohtake
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Yoshinao Iwamoto

Person

Patents Grantslast 30 patents

Scissors

Protective film and method for producing same

Optical fiber cable

Multi-point optical amplification repeating system

Optical privacy communication system in two-way optical transmissio...

Optical amplification

Core alignment system for optical fibers

Fault monitoring system for optical fiber communication systems

System for measuring delay time variation in optical fiber digital...

Signal coupling system for optical repeater system

Burying device for submarine cables and method for guiding the same

Rotary joint for optical fibers

Optical fiber with light reflecting particles dispersed through buf...

Apparatus for supplying AC current to an underwater cable

Underwater optical fiber connector

Alternating current induction method using an annular magnetic coup...

Marine cable burying method and device therefor

Guiding method for cable burying device and a device therefor

System for detecting a cable buried under the seabed

Under-water cable burying device

Buried cable locating system

System for detecting an underwater buried cable

Patents Applicationslast 30 patents

SCISSORS

PROTECTIVE FILM AND METHOD FOR PRODUCING SAME

DIAMOND-LIKE CARBON FILM FORMING APPARATUS AND METHOD OF FORMING DI...