Inventor · disambiguated record
Noboru Ogawa
Also filed as: OGAWA NOBORU
7 granted patents·184 citations·filing 1985–2003
87Inventor score
Files withHARADA IND CO LTD2HITACHI LTD2BEIJING BORK METAL HOSE CO LTD1JAPAN EXLAN CO LTD1MARUKO KOGYO KABUSHIKI KAISHA1
Top patents by PatentIndex Score
7 records- 0191US5298848ALarge capacity variable speed PWM spatial vector type sub-harmonic system for driving AC electric motorHITACHI LTD·Filed 1991·Granted Mar 29, 1994·79 cites·13 claims
- 0284US6671502B1Control device for radio repeater in communication fieldHARADA IND CO LTD·Filed 2000·Granted Dec 30, 2003·31 cites·3 claims
- 0376US6493537B1Apparatus and method for preventing oscillations in a radio repeater deviceHARADA IND CO LTD·Filed 2000·Granted Dec 10, 2002·25 cites·4 claims
- 0465US7123648B2Radio relay apparatusMARUKO KOGYO KABUSHIKI KAISHA·Filed 2003·Granted Oct 17, 2006·13 cites·4 claims
- 0561US4626976ASwitch mode power supply having magnetically controlled outputHITACHI LTD·Filed 1985·Granted Dec 2, 1986·18 cites·25 claims
- 0649US4818458AMethod of producing acrylic fibersJAPAN EXLAN CO LTD·Filed 1986·Granted Apr 4, 1989·8 cites·1 claims
- 0735US6431610B1Tube assembly for communicating water to a fixtureBEIJING BORK METAL HOSE CO LTD·Filed 1999·Granted Aug 13, 2002·10 cites·15 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →