Inventor
Hiroshi Hanekawa
Inventor
Tokyo, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material25%
C03CChemical composition of glasses, glazes or vitreous enamels15%
G02BOptical elements, systems or apparatus15%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices15%
H01JElectric discharge tubes or discharge lamps10%
H05HPlasma technique10%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
H01LSemiconductor devices5%
PatentTitleYear
11,036,127Reflective mask blank and reflective mask202110,634,887Protective film, reflective member, and method for producing protective film202010,241,390Reflective mask blank and process for producing the reflective mask blank201910,239,783Method of producing glass substrate and glass substrate201910,204,767Plasma source for a plasma CVD apparatus and a manufacturing method of an article using the plasma source20199,988,303Coating film-equipped glass substrate, and method for producing coating film-equipped glass substrate20189,927,693'Reflective mask blank and process for producing the reflective mask blank'20189,922,805'Plasma source for a plasma CVD apparatus and a manufacturing method of an article using the plasma source'2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2019Patents assigned to ASAHI GLASS CO LTD (5)· patent assignee history
2018–2021Based in Tokyo, JP· patent location history
2018–2019Based in Chiyoda-ku, JP· patent location history
2019–2021Patents assigned to AGC INC (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AGC INC | 5 | 2019–2021 |
| ASAHI GLASS CO LTD | 5 | 2018–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 2018–2021 |
| Chiyoda-ku, JP | 3 | 2018–2019 |