CO

Chie Okamura

MC Mitsui Chemicals Asahi Life Materials Co.: 2 patents #3 of 24Top 15%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Overall (All Time): #1,312,335 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12195896 Nonwoven fabric, layered nonwoven fabric comprising the nonwoven fabric, and composite sound-absorbing material using them as skin material Shinya Yamamuro, Rumina Obi, Eiji Shiota, Kazufumi Kato, Yasuo Nakanishi 2025-01-14
12179467 Composite sound-absorbing material Shinya Yamamuro, Yasuo Nakanishi, Takashi Komatsu, Eiji Shiota 2024-12-31
11697896 Method for producing a biodegradable nonwoven fabric Yusuke Yamada, Takuya Matsumoto, Rumina Obi, Kazufumi Kato 2023-07-11