Inventor
Masatoshi Takagi
Inventor
Kanagawa, JP
Overview
Patents· 40 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%
C07DHeterocyclic compounds10%
B41MPrinting, duplicating, marking, or copying processes8%
C07CAcyclic or carbocyclic compounds7%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
C08LCompositions of macromolecular compounds4%
Y10TTechnical subjects covered by former us classification4%
C08JWorking-up3%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids3%
F04DNon-positive-displacement pumps3%
PatentTitleYear
10,974,941Cap sterilizer, content filling system, cap sterilization method, and content filling method202110,050,224Optical-device surface-sealing composition, optical-device surface-sealing sheet, display, and display manufacturing method20188,933,043'Methods for regulation of p53 translation and function'20158,617,711'Single layer film and hydrophilic material comprising the same'20138,268,402'Fullerene film and fullerene polymer both produced from fullerene derivative and processes for producing these'20128,202,069'Electric fuel pump'20128,133,040'Fuel pump and method of manufacturing the same'20127,534,909'(Meth) acrylic ester compound and use thereof'20097,008,571'Optical component and sulfur-containing poly(thio)ester (co)polymer'20066,919,043'Method of sterilization for container, apparatus using therefor and heat treatment for container'20056,767,179'Impeller and turbine type fuel pump'20046,761,547'Trochoid gear type fuel pump'20046,702,546'Turbine fuel pump'20046,568,929'Trochoid gear pump having means for canceling imbalance load'20036,528,617'Process for producing aliphatic polyester excellent in stability'20036,481,991'Trochoid gear type fuel pump'20026,458,908'Sulfur-containing unsaturated carboxylate compound and its cured products'20026,417,266'Process for preparing aliphatic polyester'20026,140,458'Preparation process of polyester'20006,080,833'Low-birefringent organic optical component and a spirobiindan polymer'20006,001,891'Biodegradable aliphatic polyester elastomer and preparation process of same'19995,817,728'Preparation of degradable copolymers'19985,726,340'Method of producing aromatic carbonate'19985,679,767'Purification process of aliphatic polyester'19975,498,789'Method of producing aromatic carbonate'19965,496,923'Purification process of aliphatic polyester'19965,336,749'Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof'19945,324,704'Fluoran compounds, crystalline toluene adducts thereof, recording material comprising same and process for their preparation'19945,231,069'Fluoran compound, heat sensitive recording materials comprising fluoran compound'19935,220,038'Fluoran compounds, crystalline toluene adducts thereof, recording material comprising same and process for their preparation'19935,210,286'Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof'19935,208,209'Fluoran compounds, process for preparation thereof and recording materials comprising said compound'19935,194,632'Fluoran compound, useful in heat sensitive recording materials'19935,126,426'Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof'19925,087,706'Fluoran compounds, process for preparation thereof and recording materials comprising said compound'19924,997,874'Aqueous suspension and preparation method thereof'19914,988,972'Method for transmitting and receiving signals over transmission power lines'19914,760,108'Microcapsule-containing water-base coating formulation and copying and/or recording material making use of said coating formulation'19884,744,093'Method of detecting phase pulse signals from an AC distribution line'19884,497,293'Internal combustion engine of motorcycle'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2021Based in Tokyo, JP· patent location history
1988–1997Patents assigned to MITSUI TOATSU CHEMICALS (13)· patent assignee history
1992–2012Based in Kanagawa, JP· patent location history
1992–1994Based in Kamakura, JP· patent location history
1996–2012Patents assigned to MITSUBISHI CHEM CORP (3)· patent assignee history
1998–2018Patents assigned to MITSUI CHEMICALS INC (11)· patent assignee history
2002–2012Patents assigned to DENSO CORP (7)· patent assignee history
2002–2012Based in Takahama, JP· patent location history
2012–2015Patents assigned to TAKAGI MASATOSHI (5)· patent assignee history
2013–2018Based in Yokohama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUI TOATSU CHEMICALS | 13 | 1988–1997 |
| MITSUI CHEMICALS INC | 11 | 1998–2018 |
| DENSO CORP | 7 | 2002–2012 |
| TAKAGI MASATOSHIself | 5 | 2012–2015 |
| MITSUBISHI CHEM CORP | 3 | 1996–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 11 | 1992–2012 |
| Takahama, JP | 7 | 2002–2012 |
| Kamakura, JP | 6 | 1992–1994 |
| Tokyo, JP | 5 | 1985–2021 |
| Yokohama, JP | 2 | 2013–2018 |