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NIPPON RIKA KOGYOSHO KK

Overview
  • Total Patents
    23
About

NIPPON RIKA KOGYOSHO KK has a total of 23 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Japan, Czechoslovakia and EPO (European Patent Office). Its main competitors in its focus markets machines, electrical machinery and energy and audio-visual technology are BURKE THOMAS F, COTRON ELECTRONICS LTD and KAPLO JOSEPH J.

Patent filings in countries

World map showing NIPPON RIKA KOGYOSHO KKs patent filings in countries

Patent filings per year

Chart showing NIPPON RIKA KOGYOSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kobayashi Makoto 9
#2 Ishii Masayoshi 3
#3 Kawada Nobuo 3
#4 Sakayanagi Kenji 3
#5 Tada Hiroshi 3
#6 Shoji Shinichi 3
#7 Watanabe Shigeru 3
#8 Ohta Shohji 2
#9 Nishizaki Sumio 2
#10 Ohkuri Kazuo 2

Latest patents

Publication Filing date Title
JP2006270002A Metal board for packaging light emitting diode and light emitting device
JP2000151050A Composite insulation metal board
JPH10112218A Laminated mica tape and its manufacture
JPH0997958A Metal board for circuit and its manufacture
JPH08273438A Electric insulator
JPH08236884A Metal board for circuit
JPH08132551A Laminate
JPH07329022A Resin reinforced pulp panel and production thereof
JPH07176845A Metallic substrate for circuit
JPH06334280A Circuit substrate
JPH06125156A Metal-base circuit board
JPH06120628A Metallic base board
JPH05327151A Metallic substrate for circuit
JPH0690071A Metal substrate for circuit
JPH03202329A Molding process of leather
JPH0337907A Composite mica insulating thin-film
JPS62112393A Circuit substrate
JPS55109148A Method for manufacture of wedge for rotating electric machine
US3556938A Apparatus for manufacturing mica sheets