Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8948724 | Communication terminal offering privacy protection for hands-free functionality using an analysis process | — | 2015-02-03 |
| 6615609 | Accumulator | Shin'ichi Toyama | 2003-09-09 |
| 5874609 | Process for crystallizing L-.alpha.-aspartyl-L-phenylanlanine methyl ester | Masayoshi Naruse, Shinichi Kishimoto, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1999-02-23 |
| 5859282 | Method of dissolving crystals of L-.alpha.-aspartyl-L-phenyl alanine methyl ester | Masayoshi Naruse, Shinichi Kishimoto, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1999-01-12 |
| 5744632 | Process for crystallizing L-.alpha.-aspartyl-L-phenylalanine methyl ester | Masayoshi Naruse, Shinichi Kishimoto, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1998-04-28 |
| 5621137 | Method of dissolving crystals of L-.alpha.-aspartyl-L-phenylalanine methyl ester | Masayoshi Naruse, Shinichi Kishimoto, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1997-04-15 |
| 5275702 | Distillation method of separating organic solvents | Takehiko Kataoka, Harutoshi Ohura, Yoshinobu Uchida, Akihiko Yasaki, Shinichi Kishimoto | 1994-01-04 |
| 5097060 | Process for crystallizing L-alpha-aspartyl-L-phenyl-alanine methyl ester | Masayoshi Naruse, Shinichi Kishimoto, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1992-03-17 |
| 5041607 | Process for crystallizing L-alpha-aspartyl-L-phenyl-alanine methyl | Masayoshi Naruse, Shinichi Kishimoto, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1991-08-20 |
| 4820861 | Process for the production of N-formyl-alpha-L-aspartyl-L-phenylalanine methyl ester | Toshihide Yukawa, Masao Nakamura, Takashi Yamashita, Toshiaki Tsuji | 1989-04-11 |
| 4722058 | Control system for a vending machine using article freshness data | Nobuo Nakayama, Yukio Makita, Yoshihiro Sashikawa, Satoru Umino, Shinsuke Tajiri +2 more | 1988-01-26 |
| 4670568 | Process of producing n-formylaspartic anhydride | Masao Nakamura, Hideo Takeda, Toshihide Yukawa | 1987-06-02 |