JT

Junji Takenaka

TO Tokuyama: 30 patents #3 of 562Top 1%
Overall (All Time): #120,891 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
12428390 Chromene compound and photochromic optical article Masayuki Miyazaki, Junji Momoda 2025-09-30
12428517 Moisture curable polyurethane composition and laminate Toshimitsu Hiraren, Taichi Hanasaki, Katsuhiro Mori, Junji Momoda 2025-09-30
12297388 Photochromic hydroxyurethane compound Masayuki Miyazaki, Junji Momoda, Katsuhiro Mori 2025-05-13
12222587 Method of producing a plastic lens having a coating layer Junji Momoda, Yoshihiro Asahara, Takashi TAMUKAI 2025-02-11
12077623 Curable composition for optical materials, and optical material Taichi Hanasaki, Ayako Ohara, Junji Momoda 2024-09-03
12054568 Optical material composition and optical material Ayako Ohara, Taichi Hanasaki, Junji Momoda 2024-08-06
11976149 Curable composition for optical materials, and optical material Ayako Ohara, Taichi Hanasaki, Junji Momoda 2024-05-07
11879097 Photochromic compound, curable composition containing said photochromic compound, and optical article Masayuki Miyazaki 2024-01-23
11767467 Photochromic compound and curable composition containing said photochromic compound Takao Noguchi, Junji Momoda, Takayoshi KAWASAKI, Yasutomo Shimizu, Masayuki Miyazaki 2023-09-26
11597874 Photochromic curable composition Ayako Ohara, Junji Momoda 2023-03-07
11401276 Chromene compound, curable composition comprising the compound, and optical article including a cured body of the curable composition Masayuki Miyazaki 2022-08-02
11066523 Photochromic polyrotaxane compound and curable composition comprising the photochromic polyrotaxane compound Junji Momoda, Takayoshi KAWASAKI, Takao Noguchi, Yasutomo Shimizu, Masayuki Miyazaki 2021-07-20
10884334 Photocurable resin composition Masayuki Miyazaki, Junji Momoda, Takashi TAMUKAI 2021-01-05
9890324 Photochromic curable composition, cured product thereof and laminate including the cured product Yasutomo Shimizu, Junji Momoda, Katsuhiro Mori 2018-02-13
9588257 Photochromic curable composition Toshiaki Otani, Junji Momoda, Shinobu Izumi 2017-03-07
9447224 Urethane (meth) acrylate monomer and production process thereof Shinobu Izumi, Mitsuyoshi Sando, Junji Momoda 2016-09-20
8916071 Chromene compound and curable composition Yasutomo Shimizu, Shinobu Izumi, Junji Momoda 2014-12-23
8778236 Chromene compound Junji Momoda, Kazuhiro Teranishi, Toshiaki Takahashi, Mitsuyoshi Sando, Shinobu Izumi 2014-07-15
8709308 Chromene compound Toshiaki Takahashi, Junji Momoda, Kazuhiro Teranishi, Mitsuyoshi Sando, Shinobu Izumi 2014-04-29
8691120 Chromene compound Toshiaki Takahashi, Junji Momoda, Mitsuyoshi Sando, Kazuhiro Teranishi 2014-04-08
8663508 Photochromic curable composition Junji Momoda 2014-03-04
8308996 Chromene compound Toshiaki Takahashi, Junji Momoda, Kazuhiro Teranishi 2012-11-13
8123987 Chromene compounds Shinobu Izumi 2012-02-28
8066917 Photochromic curable composition Hironobu Nagoh 2011-11-29
8012596 Photochromic lens substrate Hironobu Nagoh, Junji Momoda 2011-09-06