Inventor
Kentaro Ishihara
Inventor
Tokyo, JP
Overview
Patents· 12 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 bonds17%
C08LCompositions of macromolecular compounds17%
G02BOptical elements, systems or apparatus15%
C08JWorking-up8%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
C03CChemical composition of glasses, glazes or vitreous enamels4%
H10KOrganic electric solid-state devices4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
B23KSoldering or unsoldering2%
F04BPositive-displacement machines for liquids2%
PatentTitleYear
10,767,007Polycarbonate resin, method for producing same, and optical lens202010,756,879Master control device and synchronous communication system using same202010,711,100Dihydroxy compound202010,689,486Resin produced by polycondensation, and resin composition202010,654,972Method for producing thermoplastic resin202010,640,642Method for producing resin composition202010,634,819Resin composition, and optical lens, sheet and film which contain same202010,556,987Polycarbonate resin20209,982,129Polycarbonate resin composition, and optical material and optical lens each manufactured using same20189,708,213'Sealing material'20178,685,506'Tablet and exhaust pipe integrated with tablet'20147,458,790'Vacuum pump with improved oil lubrication'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008Based in Kariya, JP· patent location history
2014–2017Patents assigned to NIPPON ELECTRIC GLASS CO (2)· patent assignee history
2014Patents assigned to ISHIHARA KENTARO (1)· patent assignee history
2014Patents assigned to ITO KATSUHIRO (1)· patent assignee history
2014Patents assigned to KINOSHITA KAZUO (1)· patent assignee history
2014Based in Otsu, JP· patent location history
2017Based in Shiga, JP· patent location history
2018–2020Patents assigned to MITSUBISHI GAS CHEMICAL CO (8)· patent assignee history
2018–2020Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI GAS CHEMICAL CO | 8 | 2018–2020 |
| NIPPON ELECTRIC GLASS CO | 2 | 2014–2017 |
| ISHIHARA KENTAROself | 1 | 2014 |
| ITO KATSUHIRO | 1 | 2014 |
| KINOSHITA KAZUO | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 9 | 2018–2020 |
| Shiga, JP | 1 | 2017 |
| Otsu, JP | 1 | 2014 |
| Kariya, JP | 1 | 2008 |