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KYOSEKI SEIHIN GIJUTSU KENK

Overview
  • Total Patents
    76
About

KYOSEKI SEIHIN GIJUTSU KENK has a total of 76 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Japan, Canada and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, engines, pumps and turbines and measurement are CHANGSHU JINLI CUTTING TOOLS CO LTD, YANTAI HUMON CHEMICAL CO LTD and CARL BECHEM GMBH.

Patent filings per year

Chart showing KYOSEKI SEIHIN GIJUTSU KENKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kaimai Takashi 30
#2 Yano Hisashi 14
#3 Hosonuma Kunihiko 14
#4 Naito Yasushi 11
#5 Uesugi Heiji 8
#6 Arakawa Yoshie 8
#7 Kikuchi Hiroto 7
#8 Akasaka Yukio 5
#9 Yasutomi Seijiro 5
#10 Tamura Keiichi 5

Latest patents

Publication Filing date Title
JPH06306384A Fuel-saving lubricating oil
JPH06264074A Cetane number improver and diesel fuel containing the same
WO9412594A1 Ammonia refrigerating unit, working fluid composition to be used in said unit, and lubrication of ammonia compressor
JPH06136370A Method for decoloring light oil
JPH06100881A Refrigerator oil composition
JPH05320674A Lubricant for chlorofluorocarbon compressor, composition for the compressor made by mixing the lubricant and chlorofluorocarbon refrigerant, and method for lubricating the compressor by using the lubricant
AU2358892A Lubricating oils for flon compressors, compositions adapted for flon compressors and composed of mixtures of said lubricating oils and flon, and process for lubricating flon compressor by using said lubricating oils
JPH0688087A Refrigerator oil composition
JPH0688086A Lubricating oil composition
JPH05180765A Lubricant deterioration detector
JPH05180764A Oil deterioration detector
JPH05132687A Metal grinding oil composition
JPH05132686A Metal grinding oil composition
JPH0593197A Lubricating system for diesel engine
JPH0532985A Refrigerating machine oil composition
JPH0532986A Refrigerating machine oil
JPH05172699A Method and apparatus for measuring ignition delay characteristics
JPH05107172A Automatic viscosity measuring device
JPH0599934A Automatic supplying apparatus for fluid sample
JPH0517789A Refrigerating machine oil