Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8173850 | Alkanediol composition, process for producing the same, and cosmetic | Masaki Furuya, Yasuhiro TSUSHIMA | 2012-05-08 |
| 6875730 | Lubricant for refrigerating machine employing ammonia refrigerant | Takashi Kaimai, Hitoshi Takahashi, Goro Yamamoto, Ayako Saneyoshi | 2005-04-05 |
| 6379581 | Lubricated refrigerant composition containing fluorocarbon-type refrigerant, synthetic oil and molybdenumoxysulfide derivatives | Tamiji Kamakura, Noriyoshi Tanaka, Yukio Tatsumi, Masato Namiki | 2002-04-30 |
| 6217791 | Refrigerant incorporating a polyoxyalkylene glycol monomethylether | Tamiji Kamakura, Noriyoshi Tanaka, Yuji Baba, Yukio Tatsumi, Masato Namiki | 2001-04-17 |
| 5620950 | Lubricated refrigerant composition containing alicyclic epoxy compounds | Tamiji Kamakura, Noriyoshi Tanaka, Yukio Tatsumi, Masato Namiki | 1997-04-15 |
| 5498356 | Refrigerant composition containing carbodiimide | Tamiji Kamakura, Noriyoshi Tanaka, Yukio Tatsumi, Masato Namiki, Hideo Yokobori | 1996-03-12 |
| 5032305 | Lubricant for refrigerant | Tamiji Kamakura, Yuzi Baba | 1991-07-16 |
| 4789492 | Sulfidoxymolybdenum dialkylphosphorodithioate | Shigeru Katsumata, Takuro Handa, Tamiji Kamakura, Noriyoshi Tanaka, Hidekatsu Katoh +1 more | 1988-12-06 |