Tsunekawa; Tokuichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsunekawa; Tokuichi.The latest application filed is for "camera system having converting means, recording means, reproduction means, plate-shaped display and protection means".
Company Profile
0.64.0
- Tsunekawa; Tokuichi - Kanagawa-ken JP
- Tsunekawa; Tokuichi - Yokohama JP
- Tsunekawa; Tokuichi - Kanagawa JP
Patent Activity
| Patent | Date |
|---|---|
| Camera system having converting means, recording means, reproduction means, plate-shaped display and protection means Grant 7,030,925 - Tsunekawa , et al. April 18, 2 | 2006-04-18 |
| Apparatus for detecting the direction of visual axis and information selecting apparatus utilizing the same Grant 6,091,899 - Konishi , et al. July 18, 2 | 2000-07-18 |
| Camera with visual axis detecting device Grant 5,486,892 - Suzuki , et al. January 23, 1 | 1996-01-23 |
| Camera Grant 5,253,008 - Konishi , et al. October 12, 1 | 1993-10-12 |
| Visual axis detector using plural reflected image of a light source Grant 5,225,862 - Nagano , et al. July 6, 1 | 1993-07-06 |
| Focus adjusting control device Grant 5,128,705 - Someya , et al. July 7, 1 | 1992-07-07 |
| Visual line detecting device and camera having the same Grant 5,036,347 - Tsunekawa , et al. July 30, 1 | 1991-07-30 |
| Image data reading apparatus Grant 4,933,983 - Hiramatsu , et al. June 12, 1 | 1990-06-12 |
| Image processing apparatus Grant 4,833,544 - Sato , et al. May 23, 1 | 1989-05-23 |
| Photo-electric converting device Grant 4,681,432 - Kawabata , et al. July 21, 1 | 1987-07-21 |
| Distance measuring devices and light integrators therefor Grant 4,678,323 - Sato , et al. July 7, 1 | 1987-07-07 |
| Image recording system Grant 4,658,304 - Tsunekawa , et al. April 14, 1 | 1987-04-14 |
| Camera light measuring system with aperture correction for different measuring modes Grant 4,652,109 - Tsunekawa March 24, 1 | 1987-03-24 |
| Focus detecting and/or focus adjustment method Grant 4,647,174 - Tsunekawa , et al. March 3, 1 | 1987-03-03 |
| Distance measuring device with various controls of the light emitting means Grant 4,642,451 - Tsunekawa , et al. February 10, 1 | 1987-02-10 |
| Drive system for a semiconductor laser Grant 4,639,924 - Tsunekawa January 27, 1 | 1987-01-27 |
| Light metering and processing system particularly for a video camera Grant 4,638,367 - Sakane , et al. January 20, 1 | 1987-01-20 |
| Focus detecting apparatus Grant 4,632,532 - Matsumura , et al. December 30, 1 | 1986-12-30 |
| Focusing device Grant 4,579,438 - Sato , et al. April 1, 1 | 1986-04-01 |
| Distance measuring device Grant 4,575,211 - Matsumura , et al. March 11, 1 | 1986-03-11 |
| Exposure control apparatus based on a multimetering system Grant 4,566,775 - Tsunekawa January 28, 1 | 1986-01-28 |
| Solid state image pickup device Grant 4,539,597 - Kinoshita , et al. September 3, 1 | 1985-09-03 |
| Image scanning system with signal integration time control Grant 4,523,101 - Tsunekawa June 11, 1 | 1985-06-11 |
| Liquid crystal display system Grant 4,516,835 - Suzuki , et al. * May 14, 1 | 1985-05-14 |
| Image sensor Grant 4,484,223 - Tsunekawa November 20, 1 | 1984-11-20 |
| Focus detecting device Grant 4,470,676 - Kinoshita , et al. September 11, 1 | 1984-09-11 |
| Range finding device Grant 4,469,417 - Masunaga , et al. September 4, 1 | 1984-09-04 |
| Automatic focusing device which inhibits focusing when a low contrast scene is sensed Grant 4,467,187 - Tsunekawa , et al. August 21, 1 | 1984-08-21 |
| Distance measuring system Grant 4,429,967 - Tokuda , et al. February 7, 1 | 1984-02-07 |
| Range finding device Grant 4,410,261 - Masunaga , et al. October 18, 1 | 1983-10-18 |
| Leak current suppressing printed circuit board Grant RE31,207 - Tsunekawa , et al. April 12, 1 | 1983-04-12 |
| Image scanning system Grant 4,368,978 - Tsunekawa , et al. * January 18, 1 | 1983-01-18 |
| Image recording system Grant 4,366,501 - Tsunekawa , et al. December 28, 1 | 1982-12-28 |
| Focus detecting device Grant 4,346,970 - Kawabata , et al. August 31, 1 | 1982-08-31 |
| MOS-Image sensor Grant 4,335,405 - Sakane , et al. June 15, 1 | 1982-06-15 |
| Focus detection system Grant 4,333,716 - Sakane , et al. June 8, 1 | 1982-06-08 |
| Distance detecting device and a focus control system utilizing the same Grant 4,329,033 - Masunaga , et al. May 11, 1 | 1982-05-11 |
| Motion detecting device in exposure control system for optical instrument Grant 4,320,948 - Hosoe , et al. * March 23, 1 | 1982-03-23 |
| Range finding device Grant 4,305,657 - Masunaga , et al. December 15, 1 | 1981-12-15 |
| TV Camera with focus detecting means Grant 4,301,478 - Sakane , et al. November 17, 1 | 1981-11-17 |
| View finder device having liquid crystal cell Grant 4,299,462 - Suzuki , et al. November 10, 1 | 1981-11-10 |
| Photo-sensor device and image scanning system employing the same Grant 4,293,877 - Tsunekawa , et al. October 6, 1 | 1981-10-06 |
| Distance detecting device Grant 4,291,223 - Sakane , et al. September 22, 1 | 1981-09-22 |
| Image scanning system Grant 4,283,137 - Tsunekawa , et al. August 11, 1 | 1981-08-11 |
| High speed image recording system Grant 4,280,151 - Tsunekawa , et al. July 21, 1 | 1981-07-21 |
| Motion detecting device in exposure control system for optical instruments Grant 4,264,161 - Hosoe , et al. April 28, 1 | 1981-04-28 |
| Camera Grant 4,261,658 - Uchiyama , et al. April 14, 1 | 1981-04-14 |
| Device for focus detection or distance detection Grant 4,257,705 - Hosoe , et al. March 24, 1 | 1981-03-24 |
| Camera Grant 4,181,415 - Uchiyama , et al. January 1, 1 | 1980-01-01 |
| Exposure correction factor setting device for a camera Grant 4,159,168 - Sumi , et al. June 26, 1 | 1979-06-26 |
| Photometric device Grant 4,156,564 - Tsunekawa , et al. May 29, 1 | 1979-05-29 |
| Current supply release system for magnetic mechanism Grant 4,145,130 - Shimizu , et al. March 20, 1 | 1979-03-20 |
| View finder device having liquid crystal cell Grant 4,140,378 - Suzuki , et al. February 20, 1 | 1979-02-20 |
| Automatic exposure control apparatus for a single lens reflex camera Grant 4,137,541 - Mashimo , et al. January 30, 1 | 1979-01-30 |
| Range finding device Grant 4,135,815 - Masunaga , et al. January 23, 1 | 1979-01-23 |
| Safety device for an exposure amount control equipment Grant 4,126,877 - Ohtaki , et al. November 21, 1 | 1978-11-21 |
| A leak current suppressing printed circuit board Grant 4,114,036 - Tsunekawa , et al. September 12, 1 | 1978-09-12 |
| Device for measuring light incident on an image forming optical system Grant 4,103,153 - Matsumoto , et al. July 25, 1 | 1978-07-25 |
| Indicator circuit for electronic flash apparatus Grant 4,100,459 - Nakamura , et al. July 11, 1 | 1978-07-11 |
| Exposure control device for a camera Grant 4,086,582 - Kiyohara , et al. April 25, 1 | 1978-04-25 |
| Flash light photographic systems Grant 4,078,242 - Uchiyama , et al. March 7, 1 | 1978-03-07 |
| Control system consisting of semi-conductor integrated circuits for a camera Grant 4,062,024 - Tsunekawa , et al. December 6, 1 | 1977-12-06 |
| Camera system with means for automatically switching to flash operation Grant 4,047,194 - Nakamura , et al. September 6, 1 | 1977-09-06 |
| Temperature compensating device for devices having semiconductors Grant 4,015,149 - Tsunekawa , et al. March 29, 1 | 1977-03-29 |
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