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Inventor

Katsutoshi Yamamoto

Inventor
Settsu, JP

Overview

36→
Patents
1979–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 36 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

Y10Tprimary
Y10TTechnical subjects covered by former us classification12%
B01DSeparation9%
B29CShaping or joining of plastics8%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts8%
C08JWorking-up8%
D04HMaking textile fabrics, e.g. from fibres or filamentary material7%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons6%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%
PatentTitleYear
10,547,147Plug connector and adapter with thermal protection circuit to discontinue current supply when overheating occurs202010,340,169Antireflection member and orienter apparatus having a third plate part with a second notch part and an antireflection surface20199,809,531'Production method of fatty acid ester'20178,545,712'Semiconductor wafer manufacturing method'20138,252,949'Process for producing fatty acid esters'20127,767,035'Metallic magnetic material for magnetic element of a choke coil and SMD choke coil'20106,987,224'Polytetrafluoroethylene mixed powder used for insulation of product for high frequency signal transmission and product for high frequency signal transmission using the same'20066,509,487'Process for producing lower alkyl fatty esters'20036,479,143'Heat-meltable fluororesin fibers'20026,416,896'Material for electrode comprising a non-woven fabric composed of a fluorine-containing resin fiber'20026,355,135'Method of laminating gas permeable sheet material'20026,235,388'Fibrous materials of fluororesins and deodorant and antibacterial fabrics made by using the same'20016,156,681'Multi layered felt, member formed of same, and method of manufacturing same'20006,133,165'Bulky polytetrafluoroethylene filament and split yarn, method of producting thereof, method of producing cotton-like materials by using said filament or split yarn and filter cloth for dust collection'20006,117,556'Tape for sealing screw joints'20005,998,022'Polytetrafluoroethylene cotton-like materials'19995,912,077'Cotton-like mixed materials, non-woven fabrics obtained therefrom and process for production thereof'19995,834,528'Polytetrafluoroethylene porous composite film'19985,807,633'Polytetrafluoroethylene composite fiber, cotton-like materials obtained therefrom and processes for production thereof'19985,772,884'Porous polytetrafluoroethylene film and process for preparation thereof'19985,688,836'Polytetrafluoroethylene porous material and process for production of the same'19975,562,986'Polytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the same'1996D0366106'Air filter'19965,409,515'Filter apparatus and filter element'19955,234,739'Polytetrafluoroethylene porous film and preparation and use thereof'19935,225,131'Process for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structure'19935,217,666'Process for producing porous polytetrafluoroethylene film'19935,171,805'Modified polytetrafluoroethylene and process for preparing the same'19925,064,593'Process for producing multilayer polytetrafluoroethylene porous membrane'19914,933,137'Nuclear fuel assembly with means for retarding detector tube wear'19904,830,062'Porous heat-shrinkable tetrafluoroethylene polymer tube and process for producing the same'19894,596,837'Semisintered polytetrafluoroethylene article and production thereof'19864,451,616'Process for preparation of filter-containing polytetrafluoroethylene fine powder'19844,440,879'Process for preparing filler-containing polytetrafluoroethylene fine powder'1984RE031341'Polytetrafluoroethylene fine powder and process for producing the same'19834,159,370'Polytetrafluoroethylene fine powder and process for producing the same'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2006Patents assigned to DAIKIN IND LTD (27)· patent assignee history
1979–2006Based in Settsu, JP· patent location history
1984–2002Based in Osaka, JP· patent location history
2003–2017Patents assigned to KAO CORP (3)· patent assignee history
2003–2017Based in Wakayama, JP· patent location history
2012–2013Patents assigned to YAMAMOTO KATSUTOSHI (2)· patent assignee history
2012Patents assigned to KATAYAMA TAKANOBU (1)· patent assignee history
2019Based in Yokkaichi, JP· patent location history
2020Patents assigned to HOSIDEN CORP (1)· patent assignee history
2020Based in Yao, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAIKIN IND LTD271979–2006
KAO CORP32003–2017
YAMAMOTO KATSUTOSHIself22012–2013
HOSIDEN CORP12020
KATAYAMA TAKANOBU12012
Locations
LocationPatentsSpan
Settsu, JP171979–2006
Osaka, JP111984–2002
Wakayama, JP32003–2017
Yao, JP12020
Yokkaichi, JP12019