Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7597858 | Process and apparatus for treating waste anesthetic gas | Masatoshi Hotta, Masakazu Oka, Yoshio Furuse, Shigehiro Chaen | 2009-10-06 |
| 7235222 | Process for treating waste anesthetic gas | Masatoshi Hotta, Masakazu Oka, Yoshio Furuse, Shigehiro Chaen | 2007-06-26 |
| 7074377 | Production of tetrafluorosilane | Masakazu Oka, Toraichi Kaneko | 2006-07-11 |
| 6955801 | High-purity fluorine gas, production and use thereof, and method for analyzing trace impurities in high-purity fluorine gas | Junichi Torisu, Yasuyuki Hoshino | 2005-10-18 |
| 6846471 | Catalyst for decomposing nitrous oxide, process for producing the same and method for decomposing nitrous oxide | Masatoshi Hotta, Masakazu Oka, Yoshio Furuse, Shigehiro Chaen | 2005-01-25 |
| 6649082 | Harm-removing agent and method for rendering halogen-containing gas harmless and uses thereof | Yuji Hayasaka, Yoshio Furuse | 2003-11-18 |
| 6630421 | Reactive agent and process for decomposing fluorine compounds and use thereof | Toraichi Kaneko, Yuji Hayasaka, Shinichi Yano | 2003-10-07 |
| 6563011 | Reactive agent and process for decomposing fluorine compounds and use thereof | Toraichi Kaneko, Yuji Hayasaka, Shinichi Yano | 2003-05-13 |
| 6416726 | Method for decomposing nitrogen fluoride or sulfur fluoride and decomposing reagent used therefor | Chiaki Izumikawa, Kazumasa Tezuka, Kazuto Ito, Toraichi Kaneko | 2002-07-09 |
| 6294709 | Process for decomposing fluorocarbons reagent and apparatus used therefor | Chiaki Izumikawa, Kazumasa Tezuka, Kazuto Ito, Toraichi Kaneko | 2001-09-25 |
| 6146606 | Reactive agent and process for decomposing nitrogen fluoride | Toraichi Kaneko | 2000-11-14 |
| 6022489 | Reagent for decomposing fluorocarbons | Chiaki Izumikawa, Kazumasa Tezuka, Kazuto Ito, Toraichi Kaneko | 2000-02-08 |