Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667725 | Sol and fine powder of sodium magnesium fluoride and processes for their production | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 1997-09-16 |
| 5582909 | Electro-conductive oxide particle and processes for its production | Yoshitane Watanabe, Motoko Iijima | 1996-12-10 |
| 5552083 | Sol and fine powder of sodium magnesium fluoride and processes for their production | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 1996-09-03 |
| 5472797 | Optical elements having cured coating film | Eiichi Yajima, Yoshitane Watanabe, Tetsunori Matsukura | 1995-12-05 |
| 5460738 | Modified stannic oxide-zirconium oxide composite sol and process for preparing the same | Yoshitane Watanabe, Tetsunori Matsukura | 1995-10-24 |
| 5366545 | Coating compositions | Eiichi Yajima, Yoshitane Watanabe, Tetsunori Matsukura | 1994-11-22 |
| 5207821 | Multi-phase sintered alloy composition and method of manufacturing the same | Yutaka Ikenoue, Yoshimasa Aoki, Hideo Urata, Koji Koishikawa, Makoto Tsuji | 1993-05-04 |
| 5190700 | Flame retardant for halogen-containing vinyl resins | Yoshitane Watanabe, Kouji Shishido, Masayuki Teranishi, Masuo Shindo | 1993-03-02 |
| 5188667 | Tungstic oxide-stannic oxide composite sol and method of preparing the same | Yoshitane Watanabe | 1993-02-23 |
| 5094691 | Tungstic oxide-stannic oxide composite sol and method of preparing the same | Yoshitane Watanabe | 1992-03-10 |
| 4988505 | Deodorizer | Yoshitane Watanabe, Mutsuko Suzuki, Eiji Okumura | 1991-01-29 |
| 4966626 | Sintered ferro alloy having heat and wear resistance and process for making | Akira Fujiki, Yoshiteru Yasuda, Hiroyuki Endo, Yutaka Ikenoue | 1990-10-30 |
| 4919719 | High temperature wear resistant sintered alloy | Makoto Abe, Ichiro Tanimoto, Akira Fujiki, Hiroyuki Endo, Yutaka Ikenoue | 1990-04-24 |
| 4844024 | Heat resistant and wear resistant iron-base sintered alloy | Akira Fujiki, Yoshiteru Yasuda, Ichiro Tanimoto, Hiroyuki Endo, Yutaka Ikenoue | 1989-07-04 |
| 4770812 | Process for preparing colloidal sols of antimony pentoxide in organic solvents | Yoshitane Watanabe, Masayuki Teranishi | 1988-09-13 |
| 4770813 | Process for preparing stable colloidal sols of antimony pentoxide in organic solvents | Yoshitane Watanabe, Masayuki Teranishi | 1988-09-13 |
| 4731198 | Positively charged antimony pentoxide sol and preparation thereof | Yoshitane Watanabe, Masayuki Teranishi | 1988-03-15 |
| 4648903 | Iron base sintered, wear-resistant materials and method for producing the same | Yutaka Ikenoue, Hiroyuki Endoh, Kei Ishii | 1987-03-10 |
| 4608198 | Flame retardant for halogen-containing vinyl resins | Yoshitane Watanabe, Susumu Suda | 1986-08-26 |
| 4589997 | Process for preparing colloidal solution of antimony pentoxide | Yoshitane Watanabe, Masayuki Teranishi | 1986-05-20 |