Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8395102 | Photoelectric conversion module with isolating groove at each gap between adjacent metallic coating layers | Hachinori Ogawa | 2013-03-12 |
| 8265474 | Autofocus system | — | 2012-09-11 |
| 8106992 | Automatic focusing system using a magnification or reduction optical system | — | 2012-01-31 |
| 7880800 | Auto focus system that controls focusing speeds and movements based on image conditions | Tadashi Sasaki | 2011-02-01 |
| 7860385 | Autofocus system | — | 2010-12-28 |
| 7782385 | AF-area display apparatus and AF-area operation apparatus | Tadashi Sasaki, Kunio Yata | 2010-08-24 |
| 7652711 | Lens control system, lens controller, and operating apparatus | — | 2010-01-26 |
| 7576796 | Auto focus system | — | 2009-08-18 |
| 7345706 | Auto focus system | Tadashi Sasaki | 2008-03-18 |
| 7035021 | Lens apparatus | Tadashi Sasaki, Hiroshi Mizumura | 2006-04-25 |
| 6919928 | Position determining device | — | 2005-07-19 |
| 6753918 | Lens control unit and lens for TV camera | — | 2004-06-22 |
| 6738575 | Lens information display apparatus | — | 2004-05-18 |
| 6734912 | TV lens system | Hiroyuki Kawamura | 2004-05-11 |
| 6678565 | Control unit | — | 2004-01-13 |
| 6580571 | Lens apparatus | Tadashi Sasaki, Syunichiro Ouchi, Keiji Kaneko, Minoru Tanaka | 2003-06-17 |
| 6466378 | Lens driving apparatus | Keiji Kaneko | 2002-10-15 |
| 6292313 | Lens drive unit | Keiji Kaneko | 2001-09-18 |
| 6285511 | Manual and automatic apparatus for lens barrel | Keiji Kaneko | 2001-09-04 |
| 5225052 | Process for the production of alkali metal hypophosphites | Yoshihiro Takikawa, Masaoki Oda, Takashi Takeuti, Katsutoshi Shibata | 1993-07-06 |
| 5041490 | Method for producing red phosphorus flame retardant and nonflammable resinous composition | Ichiro Sakon, Masao Sekiguchi | 1991-08-20 |
| 5026757 | Red phosphorus flame retardant and nonflammable resinous composition containing the same | Ichiro Sakon, Masao Sekiguchi | 1991-06-25 |
| 4879067 | Red phosphorus flame retardant and nonflammable resinous composition containing the same | Ichiro Sakon, Masao Sekiguchi | 1989-11-07 |