Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901088 | Projection display apparatus and image forming apparatus with efficient power consumption | Yukio Nakamura, Mitsuhiko Ogihara, Katsuyuki Ito | 2011-03-08 |
| 7680415 | Optical code division multiplexing transmission and reception method and optical code division multiplexing transceiver | Naoki Minato, Akihiko Nishiki, Hideyuki Iwamura | 2010-03-16 |
| 6340251 | Multi-channel optical coupling module | Yoshiki Shibuya | 2002-01-22 |
| 6321019 | Method of arranging optical fibers and optical fibers arranging module | Yoshiki Shibuya | 2001-11-20 |
| 6294685 | Method for gas phase catalytic oxidation of hydrocarbon | Kazunori Oshima, Itaru Sawaki, Ken Shiraga, Satoshi Kobayakawa, Hideaki Takumi | 2001-09-25 |
| 5750760 | Method for producing a nitrile | Yukio Koyasu, Hiroya Nakamura | 1998-05-12 |
| 5534650 | Method for producing a nitrile | Kazunori Oshima, Tatsuya Ihara, Hiroyuki Amatsu | 1996-07-09 |
| 5472925 | Catalyst for the production of nitriles | Kazunori Oshima, Atsushi Kayo, Tiaki Umezawa, Ken-ichi Kiyono, Itaru Sawaki +1 more | 1995-12-05 |
| 5449792 | Method for the production of maleic anhydride | Kazunori Oshima | 1995-09-12 |
| 5422328 | Process for preparing a catalyst useful for producing a nitrile | Itaru Sawaki, Kazunori Oshima, Kei Inumaru, Satoshi Kobayakawa, Ken-ichi Kiyono | 1995-06-06 |
| 5380933 | Method for producing an unsaturated carboxylic acid | Hiroya Nakamura, Yukio Koyasu, Shin Wajiki | 1995-01-10 |
| 5281745 | Process for producing nitriles | Kazunori Oshima, Atsushi Kayo, Tiaki Umezawa, Ken-ichi Kiyono, Itaru Sawaki | 1994-01-25 |
| 5231214 | Process for producing nitriles | Kazunori Oshima, Tiaki Umezawa, Ken-ichi Kiyono | 1993-07-27 |
| 5227482 | Method for producing a lactam | — | 1993-07-13 |
| 5189714 | Optical wavelength filter device | Hideaki Okayama | 1993-02-23 |
| 5149881 | Method for producing methyl isobutyl ketone | Yumiko Kakuno, Hisako Tsujiura | 1992-09-22 |
| 4966966 | Process for preparing sucrose fatty acid esters | Keisuke Wada, Kazuhiko Onuma, Tsuyoshi Ito | 1990-10-30 |
| 4884858 | Distributed coupler switch | Hideaki Okayama, Masato Kawahara, Issei Asabayashi | 1989-12-05 |
| 4560807 | Process for the production of dimethyl ether useful as a propellant | Nobuyuki Murai, Kazuya Nakamichi, Masayuki Otake | 1985-12-24 |