Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38283 | Catalyst for use in producing carboxylic esters | Tatsuo Yamaguchi, Koshiro Yokota | 2003-10-21 |
| 6297373 | Method for acylating hexakis (arylmethyl) hexaazaisowurtzitane | Tamotsu Kodama, Naoko Ishihara, Haruyuki Minoura, Nobuhisa Miyake | 2001-10-02 |
| 6228800 | Noble metal support | Tatsuo Yamaguchi, Hiroshige Okamoto | 2001-05-08 |
| 6153749 | Process for the preparation of acylated hexaazaisowurtzitane derivatives | Tamotsu Kodama, Haruyuki Minoura, Nobuhisa Miyake, Tsutomu Katsumata | 2000-11-28 |
| 6040472 | Catalyst for use in producing carboxylic esters | Tatsuo Yamaguchi, Koshiro Yokota | 2000-03-21 |
| 5191116 | Process for the preparation of methacrylic acid and methacrolein | Tatsuo Yamaguchi | 1993-03-02 |
| 4677231 | Process for purification of polyether | Atsushi Aoshima, Shoichiro Tonomura | 1987-06-30 |
| 4518796 | Method for preparing carboxylic esters | Atsushi Aoshima, Yoshio Suzuki, Tatsuo Yamaguchi | 1985-05-21 |
| 4329462 | Process for producing carboxylic amides | Nobuhiro Tamura, Yohei Fukuoka, Joji Nishikido, Yoshio Suzuki | 1982-05-11 |
| 4249019 | Process for producing carboxylic esters | Nobuhiro Tamura, Yohei Fukuoka, Yoshio Suzuki, Ryoichi Mitsui, Tadayuki Ibuki | 1981-02-03 |