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ISHIZUKA HIROSHI

Overview
  • Total Patents
    350
  • GoodIP Patent Rank
    223,213
  • Filing trend
    0.0%
About

ISHIZUKA HIROSHI has a total of 350 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1955. It filed its patents most often in Japan, Canada and United States. Its main competitors in its focus markets materials and metallurgy, machines and chemical engineering are ISHIZUKA H, KOREA ZINC CO LTD and KINOTECH SOLAR ENERGY CORP.

Patent filings per year

Chart showing ISHIZUKA HIROSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ishizuka Hiroshi 295
#2 Hiroshi Ishizuka 19
#3 Yamanaka Hiroshi 9
#4 Shirasawa Hisao 8
#5 Sugano Yoshiaki 6
#6 Saito Nobuyuki 6
#7 Suzuki Kazuo 5
#8 Takimoto Tatsuya 3
#9 Morita Youichi 3
#10 Komatsu Naoki 2

Latest patents

Publication Filing date Title
JP2019210444A Super fine abrasive having highly irregular shape
JP2019006662A Diamond-based composite material using boron-based binder, production method therefor, and tool constituent using the same
KR20090125089A Diamond micropowder, method of trapping the same, and diamond slurry having diamond micropowder dispersed therein
JP2009113133A Cmp-pad conditioner
JP2008183640A Diamond dispersed synthetic resin molding material and its manufacturing method
JP2008119802A Tabular resin material for polishing semiconductor and manufacturing method thereof
JP2008115303A Resin material for polishing tool and its manufacturing method
JP2007118581A Hard-brittle material thin sheet and production method thereof
BRPI0615020A2 tool with sintered body polishing surface and manufacturing method
MX2008002639A Tool with sintered body polishing surface and method of manufacturing the same.
JP2007203304A High thrust composite hydraulic press
TW200630300A Single crystal diamond powder and its manufacturing method
JP2006225208A Highly dispersible single crystal diamond fine powder and its producing method
JP2006051578A Throw-away tip of sintered superabrasive grains
JP2001329252A Fine diamond abrasive particle and it production method
MY121153A Diamond abrasive particles and method for preparing the same
JP2000136376A Diamond abrasive material particle and preparation thereof
JPH09314543A Blade for cutting hard brittle material and its apparatus
EP0807493A1 Superabrasive electroplated cutting edge and method of manufacturing the same
JPH07251321A Saw blade containing super-abrasive grain