Inventor

Hitomi MASUDA

Inventor

Overview

3→

Patents

2024–2025

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Kprimary

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients25%

C09DCoating compositions, e.g. paints, varnishes or lacquers25%

G02BOptical elements, systems or apparatus25%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%

PatentTitleYear

12,287,503Light-absorbing composition and optical filter2025 12,287,501Light-absorbing composition, light-absorbing film, and optical filter2025 12,129,402Liquid composition for optical filters and optical filter2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024–2025Patents assigned to NIPPON SHEET GLASS CO LTD (3)· patent assignee history

2024–2025Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON SHEET GLASS CO LTD	3	2024–2025

Locations

Location	Patents	Span
JP	3	2024–2025