Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840527 | Metal complex including tridentate aminodicarbene ligand and hydrogenation reduction method using same | Yusuke Murata | 2017-12-12 |
| 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, Yoshin Tamai | 2006-05-02 |
| 6897335 | Process for preparation of 2-oxocarboxylic acid esters | Fumihiko Okabe, Yoshin Tamai | 2005-05-24 |
| 6635772 | Method for producing chroman-carboxylic acid | Tatsuhiko Hayashibara, Junko Sato | 2003-10-21 |
| 6624331 | Process for the preparation of benzyloxyacetaldehyde | Kensuke Nagashima, Koichi Kanehira, Yoshin Tamai | 2003-09-23 |
| 6500978 | Process for producing cyclopropanecarbonitrile | Tatsuhiko Hayashibara, Junko Sato, Eriko Matsuda, Yoshin Tamai | 2002-12-31 |
| 6482957 | Cyclopentenecarboxamide derivative, method for preparing the same and bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Koichi Kanehira, Yoshin Tamai | 2002-11-19 |
| 6452004 | Cyclopentenecarboxamide derivative, method for preparing the same bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Koichi Kanehira, Yoshin Tamai | 2002-09-17 |
| 6127539 | Cyclopentenecarboxamide derivative, method for preparing the same and bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Koichi Kanehira, Yoshin Tamai | 2000-10-03 |
| 5817812 | Cyclopentenecarboxamide derivative, method for preparing the same and bicycloamide derivative used therein | Nobuya Katagiri, Chikara Kaneko, Junko Sato, Koichi Kanehira, Yoshin Tamai | 1998-10-06 |
| 5498799 | Process for producing optically active 2-norbornanone | Yoshin Tamai | 1996-03-12 |
| 5495026 | Process for producing chroman | Eriko Fukumoto, Yoshin Tamai | 1996-02-27 |
| 5084464 | Conjugated .gamma.-hydroxybutenolide compounds and antiulcer agents containing the same as an effective ingredient | Yoshin Tamai, Yoichi Kido, Johji Yamahara | 1992-01-28 |
| 4959393 | Skin depigmental agent | Yoshin Tamai, Manzo Shiono, Kenji Tasaka | 1990-09-25 |
| 4950818 | Method for treating ulcer | Yoshin Tamai, Yoichi Kido, Johji Yamahara, Masayoshi Ito | 1990-08-21 |
| 4837351 | 2-cyano-4-phenyl pentane and fragrance or perfume compositions containing the same | Yoshin Tamai | 1989-06-06 |