Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
MK

Masashi Kawashita

TO Toppan: 2 patents #4 of 105Top 4%
Overall (2025): #104,264 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12345902 Optical device and method of producing optical device Yukari Oda, Yoshiko Ishimaru, Azusa Yamagishi 2025-07-01
12222530 Wavelength selective filter, display, optical device, and method of producing wavelength selective filter Yukari Oda 2025-02-11