AKIYAMA NOBUYUKI

Overview

Total Patents

13

About

AKIYAMA NOBUYUKI has a total of 13 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Japan, Republic of Korea and United States. Its main competitors in its focus markets environmental technology, surface technology and coating and semiconductors are SIERRA SOLAR POWER INC, CHANGZHOU SHICHUANG ENERGY TECH CO LTD and TONGWEI SOLAR ENERGY ANHUI CO LTD.

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Patent filings in countries

World map showing AKIYAMA NOBUYUKIs patent filings in countries

#	Country	Total Patents
#1	Japan	5
#2	Republic of Korea	2
#3	United States	2
#4	China	1
#5	EPO (European Patent Office)	1
#6	Taiwan	1
#7	WIPO (World Intellectual Property Organization)	1

Patent filings per year

Chart showing AKIYAMA NOBUYUKIs patent filings per year from 1900 to 2020

Similar Companies

SIERRA SOLAR POWER INC 99% similarity

CHANGZHOU SHICHUANG ENERGY TECH CO LTD 99% similarity

TONGWEI SOLAR ENERGY ANHUI CO LTD 99% similarity

XIAMEN SAN AN PHOTOELECTRIC TECHNOLOGY CO LTD 98% similarity

SOLARWORLD INNOVATIONS GMBH 98% similarity

SOLAR JUNCTION CORP 98% similarity

SOL VOLTAICS AB 98% similarity

CRYSTAL SOLAR INC 98% similarity

INST FIZYKI POLSKIEJ AKADEMII NAUK 98% similarity

CHAUDHARI KARIN 98% similarity

Focus industries

#	Industry
#1	Environmental technology
#2	Surface technology and coating
#3	Semiconductors
#4	Machines

Focus technologies

#	Technology
#1	Semiconductor devices
#2	Reduction of greenhouse gas emissions
#3	Climate change mitigation in goods production
#4	Unspecified technologies
#5	Coating metallic material
#6	Single-crystal-growth
#7	Unspecified technologies

Top inventors

#	Name	Total Patents
#1	Akiyama Nobuyuki	13
#2	Shigeno Takashi	1
#3	Fujimoto Eisuke	1
#4	Murakami Yoshinori	1
#5	Miura Shunji	1
#6	Chisaka Haruo	1

Latest patents

Publication	Filing date	Title
JP2014067869A	2012-09-26	Manufacturing method of hetero-epitaxial single crystal, manufacturing method of heterojunction solar cell, hetero-epitaxial single crystal, and heterojunction solar cell
JP2012054364A	2010-08-31	Manufacturing method of silicon thin film, manufacturing method of silicon thin film solar cell, silicon thin film, silicon thin film solar cell
JPH10239244A	1997-02-24	Method and device for detecting crack on ceramic substrate
JPH0843032A	1994-08-03	Optical length measuring apparatus
JPH04109803A	1990-08-28	Carrier
US3864174A	1973-01-22	Method for manufacturing semiconductor device