Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6265042 | Adhesive tape for electronic parts | Osamu Oka | 2001-07-24 |
| 6228452 | Adhesive tape for electronic parts | Osamu Oka, Jun Tochihira, Fumiki Komagata | 2001-05-08 |
| 6184337 | Adhesive tape for electronic parts and liquid adhesive | Osamu Oka, Fumiyoshi Yamanashi | 2001-02-06 |
| 6045886 | Adhesive tape for electronic parts | Osamu Oka | 2000-04-04 |
| 5959068 | Adhesive tape for electronic parts and liquid adhesive | Osamu Oka, Fumiyoshi Yamanashi | 1999-09-28 |
| 5866250 | Adhesive tape for electronic parts and liquid adhesive | Osamu Oka, Fumiyoshi Yamanashi | 1999-02-02 |
| 5851616 | Adhesive tape for electronic parts and liquid adhesive | Osamu Oka, Fumiyoshi Yamanashi | 1998-12-22 |
| 5725948 | Adhesive tape for electronic parts and liquid adhesive | Osamu Oka | 1998-03-10 |
| 5723571 | Polyimide and process for producing the same | Osamu Oka | 1998-03-03 |
| 5696235 | Polyimide AMD process for producing the same | Osamu Oka, Takeshi Hashimoto | 1997-12-09 |
| 5663287 | Polyimide and process for producing the same | Osamu Oka, Takeshi Hashimoto, Tatsuya Hariko | 1997-09-02 |
| 5614316 | Adhesive tape for electronic parts and liquid adhesive | Takeshi Hashimoto, Akira Tezuka, Fumiyoshi Yamanashi | 1997-03-25 |
| 5609956 | Adhesive tape for electronic parts and liquid adhesive | Yukinori Sakumoto, Takeshi Hashimoto, Fumiyoshi Yamanashi | 1997-03-11 |
| 5512628 | Adhesive tape for electronic parts and liquid adhesive | Yukinori Sakumoto, Takeshi Hashimoto, Katsuji Nakaba, Masaharu Kobayashi, Fumiyoshi Yamanashi | 1996-04-30 |
| 5510189 | Adhesive tape for electronic parts and liquid adhesive | Yukinori Sakumoto, Takeshi Hashimoto, Katsuji Nakaba, Masaharu Kobayashi, Fumiyoshi Yamanashi | 1996-04-23 |
| 5500294 | Adhesive tape for electronic parts and liquid adhesive | Yukinori Sakumoto, Takeshi Hashimoto, Katsuji Nakaba, Masaharu Kobayashi, Fumiyoshi Yamanashi | 1996-03-19 |
| 5494757 | Adhesive tape for electronic parts and liquid adhesive | Yukinori Sakumoto, Takeshi Hashimoto, Katsuji Nakaba, Masaharu Kobayashi, Fumiyoshi Yamanashi | 1996-02-27 |
| 5428113 | Piperazinylethylaminocarbonyl-containing butadiene-acrylonitrile copolymer and process for producing the same | Yukinori Sakumoto, Takeshi Hashimoto, Katsuji Nakaba, Masaharu Kobayashi, Fumiyoshi Yamanashi | 1995-06-27 |