P

Inventor

ITAKURA TOSHIO

JP6 patents
⚠️ This page may combine multiple inventors who share the name “ITAKURA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CITIZEN ELECTRONICS

3 patents
US7557474B2Jul 7, 2009

Electromagnetic exciter

CITIZEN ELECTRONICS11 citations82
US6720691B2Apr 13, 2004

Vibrating device for transmitting information

CITIZEN ELECTRONICS10 citations72
US7593540B2Sep 22, 2009

Electroacoustic transducer and magnetic circuit unit

CITIZEN ELECTRONICS7 citations71

MITSUI TOATSU CHEMICALS

2 patents
US4337334AJun 29, 1982

Process for production of phenolic resin from bisphenol-A by-products

MITSUI TOATSU CHEMICALS19 citations78
US3985818AOct 12, 1976

Method for the preparation of unsaturated dimers of α-methylstyrenes

MITSUI TOATSU CHEMICALS5 citations62

HITACHI METALS LTD

1 patent
US4748408AMay 31, 1988

Method and apparatus for providing direction-indicative output signals to the integrating amplifier of a device for detecting magnetic direction

HITACHI METALS LTD7 citations71