Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937290 | Method of manufacturing semiconductor integrated circuit devices using phase shifting mask | Toshihiro Sekiguchi, Yoshitaka Tadaki, Keizo Kawakita, Katsuo Yuhara, Kazuhiko Saito +4 more | 1999-08-10 |
| 5933724 | Method of manufacturing a semiconductor integrated circuit device using a photomask in which transmitted light beam intensities are controlled | Toshihiro Sekiguchi, Yoshitaka Tadaki, Keizo Kawakita, Jun Murata, Katsuo Yuhara +7 more | 1999-08-03 |
| 5933726 | Method of forming a semiconductor device have a screen stacked cell capacitor | Michio Nishimura, Kazuhiko Saitoh, Masayuki Yasuda, Takashi Hayakawa, Yuji Ezaki +14 more | 1999-08-03 |
| 5882473 | Fabric positioning apparatus used in producing synchronous belt | Osamu Sakamoto | 1999-03-16 |
| 5831300 | Semiconductor integrated circuit device including a memory device having memory cells with increased information storage capacitance and method of manufacturing same | Yoshitaka Tadaki, Jun Murata, Toshihiro Sekiguchi, Hideo Aoki, Keizo Kawakita +6 more | 1998-11-03 |
| 5804479 | Method for forming semiconductor integrated circuit device having a capacitor | Hideo Aoki, Jun Murata, Yoshitaka Tadaki, Toshihiro Sekiguchi, Keizo Kawakita +9 more | 1998-09-08 |
| 5760156 | Manufacturing method for polycarbonate | Satoshi Inoki, Yoshio Motoyama, Hideto Matsuoka, Hajime Oyoshi, Tomoaki Shimoda +2 more | 1998-06-02 |
| 5732009 | Semiconductor integrated circuit device including a DRAM in which a cell selection transistor has a stabilized threshold voltage | Yoshitaka Tadaki, Jun Murata, Katsuo Yuhara, Yuji Ezaki, Michio Nishimura +5 more | 1998-03-24 |
| 5705793 | Thin film electric heater, and method and apparatus for injection molding of plastics using the same | Satoshi Kitaichi, Chiaki Nakamura, Atushi Fukuta | 1998-01-06 |
| 5578849 | Semiconductor integrated circuit device including a memory device having memory cells with increased information storage capacitance | Yoshitaka Tadaki, Jun Murata, Toshihiro Sekiguchi, Hideo Aoki, Keizo Kawakita +6 more | 1996-11-26 |
| 5569474 | Mold for injection molding of plastics using thin film electric heater | Satoshi Kitaichi, Chiaki Nakamura, Atushi Fukuta | 1996-10-29 |
| 5477053 | Radiographic intensifying screen and process for preparing the same | Akio Umemoto, Yujiro Suzuki, Tutomu Watanabe, Nobuaki Koike | 1995-12-19 |
| 5371285 | Method of producing keto acids | Masahiro Kondo, Naoya Sakamoto, Hajime Ooyoshi | 1994-12-06 |
| 5210065 | Color-forming recording material | Koji Kawai, Hiroyoshi Tarumoto, Hisaya Miki, Keiki Kishikawa, Masato Kawamura +2 more | 1993-05-11 |
| 5171190 | Synchronous belt | Akinori Fujiwara, Susumu Onoe, Hiroshi Matsuoka, Tsutomu Shioyama | 1992-12-15 |
| 5113018 | Method of producing N-alkylaminophenols | Yoshito Kurano, Masato Kawamura, Masahiro Kondo, Sanehiro Yamamoto | 1992-05-12 |
| 5037754 | Culture vessel | Tadashi Higashiura | 1991-08-06 |
| 5003113 | Process of producing isopropylnaphthols | Masayasu Ishibashi, Katsuo Taniguchi | 1991-03-26 |
| 4902837 | Process for preparing Biphenols | Yoshito Kurano, Katsuo Taniguchi | 1990-02-20 |
| 4891465 | Process for producting alkyl group-substituted aromatic hydrocarbons | Katsuo Taniguchi, Kazunori Takahata, Naoya Sakamoto, Toshihiro Takai, Yoshito Kurano +1 more | 1990-01-02 |
| 4891453 | Process for producing p,p'-biphenol | Yoshito Kurano, Katsuo Taniguchi, Masayasu Ishibashi | 1990-01-02 |
| 4878886 | Toothed belt and power transmission device using the same | Masayuki Kitabayashi | 1989-11-07 |
| 4562714 | Precoat metal and its production | Kohji Nasu, Masanori Okamura | 1986-01-07 |
| D278231 | Combined tape recorder and radio receiver | Masanori Hamada | 1985-04-02 |
| D276122 | Microwave oven | Hisatoshi Matsushima, Kensuke Mizuma, Toshio Harada | 1984-10-30 |