Inventor
Koyata Takahashi
Inventor
Kanagawa, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification21%
C23CCoating metallic material18%
G11BInformation storage based on relative movement between record carrier and transducer15%
C04BLime, magnesia12%
C03CChemical composition of glasses, glazes or vitreous enamels6%
H01JElectric discharge tubes or discharge lamps6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
B82YSpecific uses or applications of nanostructures3%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
PatentTitleYear
10,174,419Gallium nitride sintered body or gallium nitride molded article, and method for producing same20198,637,154'Ceramic beads with smooth surfaces and process for producing the same'20147,531,232'Component for vacuum apparatus, production method thereof and apparatus using the same'20097,504,164'Corrosion-resistant member and process of producing the same'20097,338,699'Island projection-modified part, method for producing the same, and apparatus comprising the same'20087,081,290'Quartz glass thermal sprayed parts and method for producing the same'20066,902,814'Quartz glass parts, ceramic parts and process of producing those'20056,804,189'Near field optical recording medium'20046,802,073'Magneto-optical recording medium'20046,798,734'Optical recording medium having address pits in the header region connecting with each other'20046,506,469'Surface-side reproduction type optical recording medium'20036,118,736'Magneto-optical recording medium having a reading layer in which transferred recording marks are extended'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2019Patents assigned to TOSOH CORP (12)· patent assignee history
2000–2019Based in Kanagawa, JP· patent location history
2004–2009Based in Sagamihara, JP· patent location history
2014–2019Patents assigned to TAKAHASHI KOYATA (2)· patent assignee history
2014Patents assigned to KOHGO MASANORI (1)· patent assignee history
2019Patents assigned to KIKUCHI RYOU (1)· patent assignee history
2019Patents assigned to MATSUMARU KEITARO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSOH CORP | 12 | 2000–2019 |
| TAKAHASHI KOYATAself | 2 | 2014–2019 |
| KIKUCHI RYOU | 1 | 2019 |
| KOHGO MASANORI | 1 | 2014 |
| MATSUMARU KEITARO | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 6 | 2000–2019 |
| Sagamihara, JP | 6 | 2004–2009 |