MH

Masashi Hattori

AC Aiphone Co.: 2 patents #3 of 12Top 25%
TO Toppan: 1 patents #19 of 105Top 20%
Overall (2025): #53,813 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12303937 Decorative sheet and method for producing decorative sheet Erika AKUTSU, Yuki Takabayashi, Yusuke IIJIMA 2025-05-20
12294671 Multiple dwelling house interphone system Yuta Shimomura, Kimiaki Fujishima, Ryoji Uno 2025-05-06
12219096 Multiple dwelling house interphone system Yuta Shimomura, Kimiaki Fujishima, Ryoji Uno 2025-02-04