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SUMITOMO PRECISION PROD CO

Overview
  • Total Patents
    1,695
  • GoodIP Patent Rank
    4,585
  • Filing trend
    ⇧ 5.0%
About

SUMITOMO PRECISION PROD CO has a total of 1,695 patent applications. It increased the IP activity by 5.0%. Its first patent ever was published in 1967. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets thermal processes, semiconductors and environmental technology are SUMITOMO PREC PROD CO, MIKROS MFG INC and AAVID LAB INC.

Patent filings per year

Chart showing SUMITOMO PRECISION PROD COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mizukawa Shigeru 72
#2 Nakada Katsutoshi 60
#3 Kikuchi Tatsuo 57
#4 Matsumoto Shunji 55
#5 Murata Takashi 52
#6 Fujita Yasuhiro 51
#7 Araki Ryuta 48
#8 Miki Keiji 47
#9 Orishima Hiroshi 44
#10 Abiko Tetsuo 40

Latest patents

Publication Filing date Title
WO2021059877A1 Heat exchanger
WO2020179725A1 Landing gear lifting/lowering eha system
WO2020105658A1 Diffusion-bonded heat exchanger
WO2020059607A1 Substrate processing method
WO2020054480A1 Constant-pressure liquid supply device
JP2020198168A Cooler-integrated battery tray for moving body and battery device for moving body
JP2020186867A Vaporizer
JP2020159572A Heat transfer pipe of open rack type vaporizing device, and open rack type vaporizing device comprising heat transfer pipe
JP2020154229A Optical device
WO2020012723A1 Mems element and shutter device employing same
JP2020139980A Position adjustment mechanism and optical device using the same
WO2020174593A1 Cooling device
JP2020139640A Heat exchanger
US2021024352A1 Mems device manufacturing method, mems device, and shutter apparatus using the same
JP2019090537A Low-temperature liquefied gas vaporization device
JP2020112331A Heat exchanger for airplane and method of manufacturing heat exchanger for airplane
EP3760579A1 Ozone generating apparatus and ozone generating method
JP2020094632A Flow rate control valve
WO2020110180A1 Internal gear pump
JP2020058960A Processing unit using ozone