Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6379581 | Lubricated refrigerant composition containing fluorocarbon-type refrigerant, synthetic oil and molybdenumoxysulfide derivatives | Noriyoshi Tanaka, Kimiyoshi Namiwa, Yukio Tatsumi, Masato Namiki | 2002-04-30 |
| 6217791 | Refrigerant incorporating a polyoxyalkylene glycol monomethylether | Noriyoshi Tanaka, Yuji Baba, Kimiyoshi Namiwa, Yukio Tatsumi, Masato Namiki | 2001-04-17 |
| 5620950 | Lubricated refrigerant composition containing alicyclic epoxy compounds | Noriyoshi Tanaka, Kimiyoshi Namiwa, Yukio Tatsumi, Masato Namiki | 1997-04-15 |
| 5612297 | Powdery molybdenum oxysulfide dithiocarbamate composition, a process for producing same, and a grease composition containing the composition | Noriyoshi Tanaka, Aritoshi Fukushima, Yukio Tatsumi, Kazuhisa Morita | 1997-03-18 |
| 5498356 | Refrigerant composition containing carbodiimide | Noriyoshi Tanaka, Kimiyoshi Namiwa, Yukio Tatsumi, Masato Namiki, Hideo Yokobori | 1996-03-12 |
| 5494608 | Powdery molybdenum oxysulfide dithiocarbamate composition, a process for producing same, and a grease composition containing the composition | Noriyoshi Tanaka, Aritoshi Fukushima, Yukio Tatsumi, Kazuhisa Morita | 1996-02-27 |
| 5032305 | Lubricant for refrigerant | Yuzi Baba, Kimiyoshi Namiwa | 1991-07-16 |
| 4789492 | Sulfidoxymolybdenum dialkylphosphorodithioate | Shigeru Katsumata, Takuro Handa, Noriyoshi Tanaka, Hidekatsu Katoh, Kimiyoshi Namiwa +1 more | 1988-12-06 |