Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360857 | Polymer scale preventive agent from naphthoquinone dye | Hajime Kitamura, Susumu Ueno, Mikio Watanabe, Masahiro Usuki | 1994-11-01 |
| 5353385 | Inference method and apparatus for use with knowledge base system and knowledge base system support method and apparatus using the inference method and apparatus | Shunichi Tano, Shoichi Masui | 1994-10-04 |
| 5300751 | Method for gas-shield arc welding of a pipe and weld wire for use in the welding method | Shigeru Endo, Moriyasu Nagae, Motokiyo Itoh, Masato Konishi | 1994-04-05 |