P

Inventor

WATANABE KAZUTAKA

JP14 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE KAZUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOSIDEN ELECTRONICS CO

3 patents
US4007364AFeb 8, 1977

Writing instrument with calculator

HOSIDEN ELECTRONICS CO69 citations91
US4128889ADec 5, 1978

Pen type electronic digital calculator

HOSIDEN ELECTRONICS CO44 citations89
US4404643ASep 13, 1983

Portable electronic calculator with a writing instrument

HOSIDEN ELECTRONICS CO23 citations81

MUNEOKA TAKATOSHI

3 patents
US9090469B2Jul 28, 2015

Method of producing a spherical aluminum nitride powder

MUNEOKA TAKATOSHI0 citations43
US9073755B2Jul 7, 2015

Spherical aluminum nitride powder

MUNEOKA TAKATOSHI1 citations43
US9056774B2Jun 16, 2015

Aluminum nitride powder and method of producing the same

MUNEOKA TAKATOSHI0 citations33

YOKOGAWA ELECTRIC WORKS LTD

1 patent
US4017828AApr 12, 1977

Redundancy system for data communication

YOKOGAWA ELECTRIC WORKS LTD82 citations94

NEC CORP

1 patent
US6134205AOct 17, 2000

Optical disk device and an information reading method applied therein

NEC CORP16 citations83

HITACHI LTD

1 patent
US6231317B1May 15, 2001

Sealed compressor driven by a motor

HITACHI LTD14 citations73

YOKOGAWA ELECTRIC CORP

1 patent
US4046959ASep 6, 1977

Data communication system using photocouplers

YOKOGAWA ELECTRIC CORP7 citations71

NIKON CORP

1 patent
US12326612B2Jun 10, 2025

Vibrator and vibration wave motor

NIKON CORP0 citations62

TOKUYAMA CORP

1 patent
US7625971B2Dec 1, 2009

Silica-loaded granular rubber and process for producing the same

TOKUYAMA CORP4 citations58

MURATA MANUFACTURING CO

1 patent
US9401242B2Jul 26, 2016

Composite electronic component and composite electronic component manufacturing method

MURATA MANUFACTURING CO0 citations49

WATANABE KAZUTAKA

1 patent
US9199848B2Dec 1, 2015

Process for producing spherical aluminum nitride powder and spherical aluminum nitride powder produced by the same process

WATANABE KAZUTAKA1 citations44