Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6940663 | Zoom lens system | — | 2005-09-06 |
| 6724992 | Finder and camera using such finder | Yumiko Kato | 2004-04-20 |
| 6462885 | Zoom lens and photographing apparatus having the same | — | 2002-10-08 |
| 6429978 | Zoom lens and optical apparatus incorporating the same | — | 2002-08-06 |
| 6285509 | Zoom lens and display apparatus having the same | Hiroki Nakayama, Saburo Sugawara | 2001-09-04 |
| 6236517 | Zoom lens | Takashi Kato | 2001-05-22 |
| 6141159 | Viewfinder optical system | — | 2000-10-31 |
| 6115188 | Optical system and optical apparatus having the same | Hideki Ogawa, Makoto Misaka | 2000-09-05 |
| 6061186 | Zoom lens | — | 2000-05-09 |
| 6028716 | Zoom lens | Takashi Kato | 2000-02-22 |
| 5978153 | Zoom lens with diffractive optical elements | — | 1999-11-02 |
| 5831772 | Compact zoom lens | Takeshi Koyama, Kouji Hoshi, Yoshinori Itoh, Makoto Misaka | 1998-11-03 |
| 5815320 | Zoom lens | Kouji Hoshi, Takeshi Koyama, Yoshinori Itoh, Makoto Misaka | 1998-09-29 |
| 5777877 | Processing device and method for making arrangements for parts used in products | Mitsuo Beppu, Mitsuru Yasue, Eiji Ohta | 1998-07-07 |
| 5691851 | Zoom lens | Makoto Misaka, Takashi Kato | 1997-11-25 |
| 5638216 | Zoom lens | Akihisa Horiuchi, Hiroyuki Hamano, Yasunori Murata | 1997-06-10 |
| 5574599 | Zoom lens and zooming method | Kouji Hoshi, Yoshinori Itoh | 1996-11-12 |
| 5523888 | Zoom lens | — | 1996-06-04 |
| 5253113 | Wide-angle zoom lens having five lens units | Makoto Sekita | 1993-10-12 |
| 5221994 | Zoom lens of rear focus type | — | 1993-06-22 |
| 5132848 | Wideangle four group zoom lens | Makoto Sekita | 1992-07-21 |
| 5056900 | Zoom lens | Hitoshi Mukaiya, Akihisa Horiuchi, Yasunori Murata | 1991-10-15 |