Ichirou Tokunaga

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Miyagi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic displacement detecting device having linear changing magne...
- Patent number 6,496,003
- Issue date Dec 17, 2002
- Hirofumi Okumura
- G01 - MEASURING TESTING
Information Patent Grant
Device for detecting the rotational angle of a rotary member
- Patent number 6,456,065
- Issue date Sep 24, 2002
- Alps Electric Co., Ltd.
- Toshiyuki Hoshi
- G01 - MEASURING TESTING
Information Patent Grant
Encoder provided with giant magnetoresistive effect elements
- Patent number 6,452,382
- Issue date Sep 17, 2002
- Alps Electric Co., Ltd.
- Ichirou Tokunaga
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic field sensor having giant magnetoresistive effect elements...
- Patent number 6,329,818
- Issue date Dec 11, 2001
- Alps Electric Co., Ltd.
- Ichirou Tokunaga
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Potentiometer provided with giant magnetoresistive effect elements
- Patent number 6,175,296
- Issue date Jan 16, 2001
- Alps Electric Co., Ltd.
- Ichirou Tokunaga
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Rotational angle detecting device
- Publication number 20010004720
- Publication date Jun 21, 2001
- Alps Electric Co., Ltd.
- Toshiyuki Hoshi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS