Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6018077 | Process for producing 2,6-naphthalenedicarboxylic acid | Fumio Ohkoshi, Hiroshi Ogawa, Kazuo Tanaka, Masato Inari | 2000-01-25 |
| 6013831 | Processes for the production of high-purity dimethyl 2, 6-naphthalenedicarboxylate and naphthalenedicarboxylic acid | Fumiya Zaima, Kengi Nakaya, Kazuo Tanaka | 2000-01-11 |
| 5587508 | Process for producing 2,6-naphthalenedicarboxylic acid and ester thereof | — | 1996-12-24 |
| 5458083 | Growth method for a rod form of single oxide crystal | Tsuguo Fukuda, Keigo Hoshikawa | 1995-10-17 |
| 5436364 | Process for producing dimethyl 2,6-naphthalene-dicarboxylate | Seiji Uchiyama, Rieko Nakano, Ryuji Hasemi | 1995-07-25 |
| 5431124 | Rutile single crystals and their growth processes | Tsuguo Fukuda, Keigo Hoshikawa | 1995-07-11 |
| 5186303 | Positional deviation correcting method for subject conveyed on production line | Shigeo Seto, Tsugihiro Kurihara, Keiji Shintani | 1993-02-16 |
| 5023390 | Process for production of 2,6-dimethylnaphthalene | Takafumi Abe, Shuji Ebata, Koichi Kida | 1991-06-11 |
| D316987 | Truck | Hiromu Wada, Yukio Hirano | 1991-05-21 |
| D313379 | Truck | Hiromu Wada, Yukio Hirano | 1991-01-01 |
| 4884956 | Rotary compressor with clearance volumes to offset pulsations | Makoto Fujitani, Masashi Hirabayashi, Hideo Honda, Masami Kondo, Sachio Onoda | 1989-12-05 |
| D295392 | Passenger car | Hiromu Wada, Masahiro Sato, Yukio Hirano | 1988-04-26 |
| 4594209 | Process for the preparation of voltage non-linearity type resistors | Keiichi Minegishi, Tokuji Akiba, Keiichi Katayama | 1986-06-10 |