P

Inventor

HORIKAWA OSAMU

JP10 patents
⚠️ This page may combine multiple inventors who share the name “HORIKAWA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NGK INSULATORS LTD

7 patents
US5188779AFeb 23, 1993

Production of ceramic honeycomb structural bodies

NGK INSULATORS LTD56 citations95
US5080953AJan 14, 1992

Honeycomb structural body and method of producing the same

NGK INSULATORS LTD23 citations92
US5073432ADec 17, 1991

Honeycomb structure and method of producing the same

NGK INSULATORS LTD36 citations92
US5098763AMar 24, 1992

Honeycomb structure

NGK INSULATORS LTD19 citations81
US5149264ASep 22, 1992

Method of producing ceramic products

NGK INSULATORS LTD14 citations73
US5149475ASep 22, 1992

Method of producing a honeycomb structure

NGK INSULATORS LTD17 citations73
US5090473AFeb 25, 1992

Ceramic rotary heat exchanger

NGK INSULATORS LTD1 citations48

D & M HOLDINGS INC

2 patents
US9473844B2Oct 18, 2016

Headphones and ear pad

D & M HOLDINGS INC4 citations71
US12212913B2Jan 28, 2025

Earphone device

D & M HOLDINGS INC0 citations37

NGK INSULATORS INC

1 patent
US5145539ASep 8, 1992

Method of producing a honeycomb structural body having at least one step protruded from or recessed in at least one portion of an outer circumferential surface thereof

NGK INSULATORS INC25 citations91