Hideaki Nagatsuma

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Portable GPS velosity/distance meter
- Patent number 6,532,432
- Issue date Mar 11, 2003
- Seiko Instruments Inc.
- Hideaki Nagatsuma
- G01 - MEASURING TESTING
Information Patent Grant
Portable measurement apparatus
- Patent number 6,449,583
- Issue date Sep 10, 2002
- Seiko Instruments Inc.
- Kazumi Sakumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Portable GPS type distance/speed meter capable of selectively using...
- Patent number 6,388,613
- Issue date May 14, 2002
- Seiko Instruments Inc.
- Hideaki Nagatsuma
- G01 - MEASURING TESTING
Information Patent Grant
Portable GPS type distance/speed meter capable of changing sampling...
- Patent number 6,285,314
- Issue date Sep 4, 2001
- Seiko Instruments Inc.
- Hideaki Nagatsuma
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Arm wear type communication device and high dielectric chip antenna
- Publication number 20020093787
- Publication date Jul 18, 2002
- Takashi Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Portable GPS receiving device, navigation device and navigation system
- Publication number 20020004704
- Publication date Jan 10, 2002
- Hideaki Nagatsuma
- G01 - MEASURING TESTING