Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9834536 | Method for producing catalyst for cyclic carbonate synthesis | Toshikazu Takahashi, Hiroyuki Yasuda, Shouji Yamamoto, Takashi Naniki, Takuro Furukawa | 2017-12-05 |
| 8507630 | Organic inorganic composite material and utilization thereof | Shun-ya Onozawa, Norihisa Fukaya, Kaori Saitou, Hiroyuki Yasuda, Yukio Takagi +1 more | 2013-08-13 |
| 8455690 | Method for producing arylhydroxylamine | Yasumasa Takenaka, Jun-Chul Choi, Hiroyuki Yasuda, Takahiro Kiyosu | 2013-06-04 |
| 6933394 | Catalyst for synthesizing alkylene carbonate | Hiroyuki Yasuda | 2005-08-23 |
| 6610872 | Process for preparing polysilane by catalytic dehydrogenative condensation of organosilane and metal complex catalyst therefor | Nami Choi, Shun-ya Onozawa, Masato Tanaka | 2003-08-26 |
| 6140448 | Process for preparing polysilane by catalytic dehydrogenative condensation of organosilane and metal complex catalyst therefor | Nami Choi, Shun-ya Onozawa, Masato Tanaka | 2000-10-31 |
| 5631331 | Method for the preparation of a heat-resistant silicon-containing polymer | Masato Tanaka | 1997-05-20 |
| 5252766 | Method for producing polysilanes | Masato Tanaka, Toshiaki Kobayashi | 1993-10-12 |
| 5104504 | Method for the preparation of an alcohol from hydrocarbon | Masato Tanaka, Fujio Abe | 1992-04-14 |
| 4908451 | Process for preparing .alpha.-substituted carbonyl compound | Masato Tanaka | 1990-03-13 |
| 4900413 | Process for direct carbonylation of hydrocarbons | Massato Tanaka | 1990-02-13 |
| 4892936 | Process for the preparation or .alpha.-azo esters | Masato Tanaka | 1990-01-09 |
| 4820823 | Process of producing .alpha.-keto acids | Masato Tanaka, Toshiaki Kobayashi | 1989-04-11 |
| 4772714 | Process for the preparation of .alpha.-aryl and .alpha.-heteroaryl ketones | Masato Tanaka | 1988-09-20 |