Tohru Matsui

Person

Sakai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Auto-focusing system for cameras with in interchangeable objective...
- Patent number 5,249,012
- Issue date Sep 28, 1993
- Minolta Camera Kabushiki Kaisha
- Nobuyuki Taniguchi
- G02 - OPTICS
Information Patent Grant
Data input/output device for a camera
- Patent number 5,130,734
- Issue date Jul 14, 1992
- Minolta Camera Kabushiki Kaisha
- Nobuyuki Taniguchi
- G02 - OPTICS
Information Patent Grant
Focus detection system and lighting device therefor
- Patent number 4,969,004
- Issue date Nov 6, 1990
- Minolta Camera Kabushiki Kaisha
- Tohru Matsui
- G02 - OPTICS
Information Patent Grant
Focus detection system and lighting device therefor
- Patent number 4,926,206
- Issue date May 15, 1990
- Minolta Camera Kabushiki Kaisha
- Tohru Matsui
- G02 - OPTICS
Information Patent Grant
Focus detection system and lighting device therefor
- Patent number 4,827,301
- Issue date May 2, 1989
- Minolta Camera Kabushiki Kaisha
- Tohru Matsui
- G02 - OPTICS
Information Patent Grant
Focus detection system and lighting device therefor
- Patent number 4,803,508
- Issue date Feb 7, 1989
- Minolta Camera Kabushiki Kaisha
- Tohru Matsui
- G02 - OPTICS
Information Patent Grant
Focus detection system and lighting device therefor
- Patent number 4,690,538
- Issue date Sep 1, 1987
- Minolta Camera Kabushiki Kaisha
- Tohru Matsui
- G02 - OPTICS
Information Patent Grant
Auto-focusing system
- Patent number 4,602,861
- Issue date Jul 29, 1986
- Minolta Camera Kabushiki Kaisha
- Nobuyuki Taniguchi
- G02 - OPTICS
Information Patent Grant
Distance measuring device
- Patent number 4,298,258
- Issue date Nov 3, 1981
- Minolta Camera Kabushiki Kaisha
- Motonobu Matsuda
- G01 - MEASURING TESTING
Information Patent Grant
Rangefinding system
- Patent number 4,251,144
- Issue date Feb 17, 1981
- Minolta Camera Kabushiki Kaisha
- Motonobu Matsuda
- G02 - OPTICS

Tohru Matsui

Person

Patents Grantslast 30 patents

Auto-focusing system for cameras with in interchangeable objective...

Data input/output device for a camera

Focus detection system and lighting device therefor

Focus detection system and lighting device therefor

Focus detection system and lighting device therefor

Focus detection system and lighting device therefor

Focus detection system and lighting device therefor

Auto-focusing system

Distance measuring device

Rangefinding system