Issued Patents All Time
Showing 51–75 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479691 | Catalyst for producing unsaturated nitrile | Kunio Mori, Yoshimi Nakamura, Takao Shimizu, Yuichi Tagawa, Kenichi Miyaki +1 more | 2002-11-12 |
| 6392048 | Process for preparing carbocyclic or heterocyclic nitriles by vapor phase ammoxidation | Hiroshi Utsumi, Akimitsu Morii, Kazuo Morishita | 2002-05-21 |
| 6346863 | Directional coupler | Hiroaki Tanaka | 2002-02-12 |
| 6326866 | Bandpass filter, duplexer, high-frequency module and communications device | Hiroaki Tanaka | 2001-12-04 |
| 6195470 | Special effect system, image processing method, and symmetrical image generating method | Nobuyuki Minami, Ryosuke Hayashi | 2001-02-27 |
| 6187943 | Process for preparing carbocyclic or heterocyclic nitriles by vapor phase ammoxidation | Hiroshi Utsumi, Akimitsu Morii | 2001-02-13 |
| 6136998 | Retention of activity of molybdenum-containing metallic oxide catalyst | Kunio Mori, Yoshimi Nakamura, Kazuo Morishita, Ken Ohyachi | 2000-10-24 |
| 6100215 | Process for producing particulate iron-antimony containing oxide composition having high compressive strength | Kunio Mori, Yoshimi Nakamura, Koichi Mizutani | 2000-08-08 |
| 6066995 | Four-phase phase converter | Yoshikazu Yagi, Hiroaki Tanaka | 2000-05-23 |
| 6040745 | Unbalanced-to-balanced converter | Hiroaki Tanaka, Takuya Hashimoto | 2000-03-21 |
| 6016087 | Coupled microstrip lines | Hidefumi Nakanishi, Hiroaki Tanaka | 2000-01-18 |
| 5986525 | Filter device having a distributed-constant-line-type resonator | Hiroaki Tanaka | 1999-11-16 |
| 5976482 | Process for production of prussic acid | Hiroshi Utsumi, Kazuo Morishita, Kenichi Miyaki | 1999-11-02 |
| 5926765 | Mobile telephone system for determining a position of a mobile telephone | — | 1999-07-20 |
| 5877381 | Particulate catalyst for use in a fluidized bed | Hiroshi Yamamoto, Kiyoshi Moriya, Yoshimi Nakamura | 1999-03-02 |
| 5661438 | Impedance matching circuit | — | 1997-08-26 |
| 5631930 | Radio transmission output control circuit for TDMA communication | — | 1997-05-20 |
| 5506553 | High-frequency filter | Takashi Makita, Toshimi Kaneko | 1996-04-09 |
| 5497128 | Local oscillator system and frequency switching method for minimizing spurious components | — | 1996-03-05 |
| 5483679 | Radio communication apparatus capable of isolating a receiver from a transmitter during a reception operation | — | 1996-01-09 |
| 5307045 | High-frequency inductor and manufacturing method thereof | Atsuo Senda, Osamu Kanoh | 1994-04-26 |
| 5160721 | Process for maintaining high level of yield of acrylonitrile and hydrogen cyanide in ammoxidation of propylene | Yutaka Kiyomiya, Toshio Nakamura, Kunio Mori, Akimitsu Morii | 1992-11-03 |
| 5158787 | Process for the production of hydrogen cyanide | Hiroshi Utsumi, Masato Otani | 1992-10-27 |
| 5139988 | Iron-antimony-containing metal oxide catalyst composition and process for producing the same | Hiroshi Utsumi, Kenichi Miyaki | 1992-08-18 |
| 5132269 | Iron-antimony-molybdenum-containing oxide catalyst composition and process for preparing the same | Hiroshi Yamamoto, Koichi Mizutani, Kiyoshi Moriya, Kunio Mori | 1992-07-21 |