Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5425822 | Hard facing chromium-base alloys | Kensuke Hidaka, Kanichi Tanaka, Yoshio Kohira, Hideshi Yamaguchi, Yoshinao Suzuki +4 more | 1995-06-20 |
| 5396249 | Microwave absorber and process for manufacturing same | Shinichi Yamada, Kyoji Miyata, Osamu Yamamoto, Yukitoshi Sato | 1995-03-07 |
| 5318640 | Surface treatment method and composition for zinc coated steel sheet | Hitoshii Ishii, Toshi Miyawaki, Shizuo Shima | 1994-06-07 |
| 5314659 | Hard facing chromium-base alloys | Kensuke Hidaka, Kanichi Tanaka, Yoshio Kohira, Hideshi Yamaguchi, Yoshinao Suzuki +4 more | 1994-05-24 |
| 5283131 | Zinc-plated metallic material | Shinji Nomura | 1994-02-01 |
| 5230756 | Method of forming weld bead of pure copper on ferroalloy base material | Minoru Kawasaki, Soya Takagi, Shinji Kato, Yasuo KOTETSU | 1993-07-27 |
| 5188799 | Wear-resistant copper-base alloy | Minoru Kawasaki, Shin Yoshida, Hiroyuki Murase, Takashi Saito, Kouji Tanaka +1 more | 1993-02-23 |
| 5172261 | Oscillatory mirror device with two exciting means | Shinji Kato, Soya Takagi, Minoru Kawasaki, Yuichi Minami | 1992-12-15 |
| 5155740 | Flicker compensating apparatus for DC arc furnace | Norio Ao | 1992-10-13 |
| 5128915 | Optical pickup device | Tsukasa Yamashita, Nobuhisa Inoue, Shiro Ogata, Mitsutaka Katoh, Masaharu Matano +1 more | 1992-07-07 |
| 5104748 | Wear resisting copper base alloy | Soya Takagi, Minoru Kawasaki, Shinji Kato | 1992-04-14 |
| 5091223 | Process for forming a blackened layer on a zinciferous surface by contacting the surface with an aqueous solution containing nickel and cobalt ions | Toshi Miyawaki, Hitoshi Ishii | 1992-02-25 |
| 5082625 | Corrosion-resistant alloy for build-up welding | Sinji Kato, Soya Takagi, Minoru Kawasaki, Katsuhiko Ueda | 1992-01-21 |
| 5004581 | Dispersion strengthened copper-base alloy for overlay | Soya Takagi, Minoru Kawasaki, Shinji Kato | 1991-04-02 |
| 4985087 | Treating zinciferous metal surfaces to blacken them | Hitoshi Ishii, Toshi Miyawaki | 1991-01-15 |
| 4904544 | Zn-based composite-plated metallic material and plating method | Toshi Miyawaki | 1990-02-27 |
| 4880476 | Process for the phosphate chemical conversion treatment of a steel material | Shigeki Matsuda, Wataru Gotou, Takahiro Ohnuki | 1989-11-14 |
| 4832982 | Laser process for forming dispersion alloy layer from powder on metallic base | Katsuhiko Ueda, Soya Takagi, Minoru Kawasaki | 1989-05-23 |
| 4818307 | Dispersion strengthened copper-base alloy | Katsuhiko Ueda, Soya Takagi, Minoru Kawasaki | 1989-04-04 |
| 4787736 | Laser clad valve for internal combustion engine | Katsuhiko Ueda, Soya Takagi, Isao Torii, Shigeki Yamada | 1988-11-29 |
| 4762383 | Two dimensional light beam deflectors utilizing thermooptical effect and method of using same | Tsukasa Yamashita, Masaharu Matano, Nobuhisa Inoue | 1988-08-09 |
| 4746540 | Method for forming alloy layer upon aluminum alloy substrate by irradiating with a CO.sub.2 laser, on substrate surface, alloy powder containing substance for alloying and silicon or bismuth | Minoru Kawasaki, Soya Takagi, Shinji Kato | 1988-05-24 |
| 4747090 | Integral pickup for an optical digital disc using saw deflection and lenses | Tsukasa Yamashita, Nobuhisa Inoue, Masaharu Matano, Isao Taguchi | 1988-05-24 |
| 4737946 | Device for processing optical data with improved optical allignment means | Tsukasa Yamashita, Nobuhisa Inoue, Shiro Ogata, Mitsutaka Katoh, Masaharu Matano +1 more | 1988-04-12 |
| 4725708 | Method for padding a copper type alloy material upon a base of aluminum type metal using laser beam oscillating transversely to its tracking direction | Minoru Kawasaki | 1988-02-16 |