Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7038059 | Process for preparation of 4-n-substituted amino-2-aza-1-oxabicyclo[3.3.0] oct-2-ene-6-carboxylic acid esters and process for preparation of their intermediates | Takashi Fukumoto, Masahiro Torihara | 2006-05-02 |
| 6897335 | Process for preparation of 2-oxocarboxylic acid esters | Fumihiko Okabe, Masahiro Torihara | 2005-05-24 |
| 6855824 | Processes for preparing quinoline derivatives and intermediates thereof | Kuniaki Tatsuta, Shigeki Kikuyama | 2005-02-15 |
| 6624331 | Process for the preparation of benzyloxyacetaldehyde | Masahiro Torihara, Kensuke Nagashima, Koichi Kanehira | 2003-09-23 |
| 6500978 | Process for producing cyclopropanecarbonitrile | Tatsuhiko Hayashibara, Junko Sato, Eriko Matsuda, Masahiro Torihara | 2002-12-31 |
| 6482957 | Cyclopentenecarboxamide derivative, method for preparing the same and bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Masahiro Torihara, Koichi Kanehira | 2002-11-19 |
| 6452004 | Cyclopentenecarboxamide derivative, method for preparing the same bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Masahiro Torihara, Koichi Kanehira | 2002-09-17 |
| 6159928 | Cis-configurational unsaturated ester, process for producing the same, and fragrance composition containing the same | Kunio Mayahara, Toshiki Mori | 2000-12-12 |
| 6133471 | Process for producing chromans | Hiroyuki Monoe, Junko Sato, Koichi Kanehira | 2000-10-17 |
| 6130341 | Process for producing chromans | Hiroyuki Monoe, Junko Sato, Koichi Kanehira | 2000-10-10 |
| 6127539 | Cyclopentenecarboxamide derivative, method for preparing the same and bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Masahiro Torihara, Koichi Kanehira | 2000-10-03 |
| 5981811 | Process for preparing polyprenols | Katuji Ujita, Koichi Kanehira | 1999-11-09 |
| 5817812 | Cyclopentenecarboxamide derivative, method for preparing the same and bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Masahiro Torihara, Koichi Kanehira | 1998-10-06 |
| 5714645 | Process for producing all trans-form polyprenols | Goro Asanuma, Koichi Kanehira | 1998-02-03 |
| 5663461 | Process for producing geranylgeraniol | Toshiki Mori, Junko Sato, Takashi Fukumoto, Kozo Nakao | 1997-09-02 |
| 5621146 | Process for producing 2,4-dihydroxyacetophenone | Takashi Fukumoto, Katsuji Ujita, Toshiki Mori, Kozo Nakao | 1997-04-15 |
| 5498799 | Process for producing optically active 2-norbornanone | Masahiro Torihara | 1996-03-12 |
| 5495026 | Process for producing chroman | Eriko Fukumoto, Masahiro Torihara | 1996-02-27 |
| 5347048 | Process for producing (.+-.)-2,5,5,8a-tetramethyl-1-(carboxymethyl)-2-hydroxydecalin | Goro Asanuma | 1994-09-13 |
| 5312978 | Process for producing vitamin A acid | Toshiki Mori, Hiroshi Fujii, Takashi Onishi | 1994-05-17 |
| 5290955 | Process for producing L-ambrox | Goro Asanuma | 1994-03-01 |
| 5278343 | Process for producing 2-methyl-1-naphthol | Masato Taniura | 1994-01-11 |
| 5185470 | Process for producing irone | Goro Asanuma | 1993-02-09 |
| 5084464 | Conjugated .gamma.-hydroxybutenolide compounds and antiulcer agents containing the same as an effective ingredient | Masahiro Torihara, Yoichi Kido, Johji Yamahara | 1992-01-28 |
| 4959393 | Skin depigmental agent | Masahiro Torihara, Manzo Shiono, Kenji Tasaka | 1990-09-25 |