Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5821793 | Variable delay circuit and a variable pulse width circuit | Norio Higashisaka, Tetsuya Heima | 1998-10-13 |
| 5780129 | Multi-layer blow-molded article | — | 1998-07-14 |
| 5718927 | Apparatus for multilayer blow molding | Kohsei Kushima, Satoshi Furuki | 1998-02-17 |
| 5716447 | Flowability additive | Shigemi Matsuo, Tadashi Tsuchitani, Minoru Ueda | 1998-02-10 |
| 5682114 | Variable delay circuit, ring oscillator, and flip-flop circuit | — | 1997-10-28 |
| 5668491 | Variable delay circuit | Norio Higashisaka | 1997-09-16 |
| 5667748 | Process and apparatus for multilayer blow molding and articles blow-molded therewith | Kohsei Kushima, Satoshi Furuki | 1997-09-16 |
| 5661206 | Fluidity control of cementitious compositions | Yoshio Tanaka, Hideyuki Tahara, Tsuyoshi Hirata | 1997-08-26 |
| 5660626 | Cement dispersing agent | Tomomi Sugiyama, Yoshio Tanaka | 1997-08-26 |
| 5656956 | Logic gate circuit and digital integrated circuit | Norio Higashisaka | 1997-08-12 |
| 5612396 | Copolymers | Salvatore Valenti, Bernhard Leikauf | 1997-03-18 |
| 5460772 | Process for multilayer blow molding | — | 1995-10-24 |
| 5393622 | Process for production of positive electrode active material | Yoshiaki Nitta, Kazunori Haraguchi, Shigeo Kobayashi, Kazuhiro Okamura | 1995-02-28 |
| 5384214 | Manufacturing of zinc-alkaline batteries | Sachiko Sugihara, Akira Miura | 1995-01-24 |
| 5355027 | Shift register circuit with three-input nor gates in selector circuit | Masaaki Shimada, Norio Higashisaka | 1994-10-11 |
| 5214056 | 1,3,2-dioxathiolane oxide derivative | Jun Haruta, Masahiro Tanaka, Itsuo Uchida, Shin-ichiro Hara | 1993-05-25 |
| 5037289 | Blow molding mold for forming hollow double-walled product and blow molding apparatus using such mold | Masanori Kikuchi | 1991-08-06 |
| 4977227 | Lignosulfonic graft copolymer as a cement dispersant | Shin'ichi Negami, Hiroshi Nomachi, Toru Nemoto, Yoshio Tanaka | 1990-12-11 |
| 4789230 | f-.theta. Lens for use in a light beam scanning device | — | 1988-12-06 |
| 4595643 | Air cell electrode and process for preparing its catalyst | Nobuharu Koshiba, Hayashi Hayakawa, Keigo Momose | 1986-06-17 |