Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881963 | Granuler fertilizer with a degradative coating | Yoshisato Yamashita, Shigemitsu Yoshida, Katsutoshi Yamahira | 1989-11-21 |
| 4844755 | High-strength heat-resisting ferritic steel pipe and tube | Katukuni Hashimoto, Yasuo Otoguro | 1989-07-04 |
| 4715007 | Instrument for measuring film thickness | Kouzi Hasegawa | 1987-12-22 |
| 4552915 | Low-temperature sintered porcelain composition suitable for forming | Kazuhiro Watanabe | 1985-11-12 |
| 4533838 | Diode driver circuit having stored charge control means | — | 1985-08-06 |
| 4408128 | Electric resistance type wide range moisture meter | — | 1983-10-04 |
| 4405369 | Ferritic heat-resisting steel with an excellent toughness | Yasuo Otoguro, Katukuni Hashimoto, Hisashi Takahashi | 1983-09-20 |
| 4369055 | Coated granular fertilizer capable of controlling the effect of temperature upon dissolution-out rate | Chigo Takahashi, Shigemitsu Yoshida, Hirozo Shimizu, deceased | 1983-01-18 |
| 4365999 | Corrosion-inhibiting method for steel materials in concrete | Toru KASHIMA | 1982-12-28 |
| 4338574 | Carrier recovering circuit for phase modulated signal | Youichi Matsumoto, Yoshimi Tagashira | 1982-07-06 |