Inventor
Naoyuki Sakai
Inventor
Anjo, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Dprimary
F16DCouplings for transmitting rotation24%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments12%
C09DCoating compositions, e.g. paints, varnishes or lacquers12%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
B60LPropulsion of electrically-propelled vehicles4%
B60WConjoint control of vehicle sub-units of different type or different function4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties4%
Y02TClimate change mitigation technologies related to transportation4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
9,120,948'Process for producing block polymer, coated pigment and aqueous pigment dispersion'20158,167,757'Limited slip differential and manufacturing method for limited slip differential'20127,985,796'Copolymer and use thereof'20117,815,028'Clutch plate, friction clutch, and coupling device'20107,803,433'Amorphous carbon film forming method and device'20107,677,375'Drive force transmission device'20107,553,365'Water-based pigment dispersions, inkjet recording inks, and color filters'20097,361,698'Water-based pigment inks, image recording method, and image recording system'20087,270,205'Vehicle drive device, and front-and-rear wheel-driven vehicle formed of the device'20077,135,062'Hydrophilic coloring matter for recording image, aqueous coloring agent for recording image, method and device for recording image'20067,004,297'Drive power transmission device'20066,920,968'Clutch plate, friction clutch, and coupling device'20056,864,652'Drive system for automotive vehicle of front-and-rear wheel drive type'20056,821,334'Process for producing sulfonated solid particles'20046,510,932'Driving force transmission system'20036,315,099'Driving force transmission system'20016,158,561'Clutch plate'20006,109,408'Driving force transmission system'20005,913,972'Aqueous pigment dispersion, water-soluble resin, production process of the resin, and equipment suitable for use with the dispersion'19995,899,306'Drive force transmission apparatus'19995,454,457'Torque coupling device'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2006Patents assigned to TOYODA MACHINE WORKS LTD (7)· patent assignee history
1999–2015Patents assigned to DAINICHISEIKA COLOR CHEM (7)· patent assignee history
1999–2003Patents assigned to TOYOTA MOTOR CO LTD (5)· patent assignee history
1999–2012Based in Anjo, JP· patent location history
1999–2015Based in Tokyo, JP· patent location history
2001–2003Patents assigned to TOYOTA KOKI KABUSHIKI KAISHA (2)· patent assignee history
2005–2010Based in Kariya, JP· patent location history
2007–2012Patents assigned to JTEKT CORP (5)· patent assignee history
2010Based in Aichi, JP· patent location history
2011Based in Chuo-ku, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAINICHISEIKA COLOR CHEM | 7 | 1999–2015 |
| TOYODA MACHINE WORKS LTD | 7 | 1995–2006 |
| JTEKT CORP | 5 | 2007–2012 |
| TOYOTA MOTOR CO LTD | 5 | 1999–2003 |
| TOYOTA KOKI KABUSHIKI KAISHA | 2 | 2001–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anjo, JP | 10 | 1999–2012 |
| Tokyo, JP | 6 | 1999–2015 |
| Kariya, JP | 2 | 2005–2010 |
| Chuo-ku, JP | 1 | 2011 |
| Aichi, JP | 1 | 2010 |