Inventor
MAMORU TANAKA
Inventor
JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B29Cprimary
B29CShaping or joining of plastics14%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%
G02BOptical elements, systems or apparatus14%
B29DProducing particular articles from plastics or from substances in a plastic state10%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts10%
B29LIndexing scheme associated with subclass b29c, relating to particular articles10%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients10%
C08LCompositions of macromolecular compounds10%
B29BPreparation or pretreatment of the material to be shaped5%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds5%
PatentTitleYear
11,845,828Polymerizable composition for optical material, optical material, and producing method thereof202311,414,515Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition202211,358,354Process for producing plastic lens and apparatus for producing plastic lens2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to MITSUI CHEMICALS INC (3)· patent assignee history
2022–2023Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUI CHEMICALS INC | 3 | 2022–2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 3 | 2022–2023 |