P

Inventor

HARADA TAKASHI

JP296 patents
⚠️ This page may combine multiple inventors who share the name “HARADA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NGK INSULATORS LTD

14 patents
US5063029ANov 5, 1991

Resistance adjusting type heater and catalytic converter

NGK INSULATORS LTD139 citations99
US5538697AJul 23, 1996

Adsorbent-catalyst for exhaust gas purification, adsorbent for exhaust gas purification, system for exhaust gas purification, and method for exhaust gas purification

NGK INSULATORS LTD109 citations98
US6395370B1May 28, 2002

Ceramic structure

NGK INSULATORS LTD52 citations96
US5427601AJun 27, 1995

Sintered metal bodies and manufacturing method therefor

NGK INSULATORS LTD73 citations96
US5069697ADec 3, 1991

Porous ceramic honeycomb filter and method of producing the same

NGK INSULATORS LTD72 citations96
US4953627ASep 4, 1990

Ceramic heat exchangers and production thereof

NGK INSULATORS LTD60 citations96
US4869944ASep 26, 1989

Cordierite honeycomb-structural body and a method for producing the same

NGK INSULATORS LTD107 citations96
US4767731AAug 30, 1988

Aluminum titanate-mullite base ceramics

NGK INSULATORS LTD59 citations96
US5055435AOct 8, 1991

Ceramic materials to be insert-cast

NGK INSULATORS LTD63 citations95
US7294316B2Nov 13, 2007

Honeycomb structure, honeycomb filter and processes for the production thereof

NGK INSULATORS LTD24 citations93
US6942712B2Sep 13, 2005

Honeycomb filter for exhaust gas purification

NGK INSULATORS LTD21 citations93
US6797666B2Sep 28, 2004

Honeycomb filter and process for production thereof

NGK INSULATORS LTD42 citations93
US6716512B2Apr 6, 2004

Honeycomb structure and process for production thereof

NGK INSULATORS LTD29 citations93
US7208108B2Apr 24, 2007

Method for producing porous ceramic article

NGK INSULATORS LTD39 citations92

CANON KK

13 patents

UBE INDUSTRIES

7 patents

NEC CORP

5 patents

3M INNOVATIVE PROPERTIES CO

2 patents

SOMAR CORP

2 patents

SUMITOMO ELECTRIC HARDMETAL CORP

2 patents

RICOH KK

1 patent

HITACHI LTD

1 patent

NIPPON DENSO CO

1 patent

MINNESOTA MINING & MFG

1 patent

KAWASAKI HEAVY IND LTD

1 patent

Showing the top 50 of 296 patents by PatentIndex Score.