AM

Akihiko Matsuyama

Ricoh Company: 7 patents #89 of 2,036Top 5%
Overall (2016): #15,605 of 481,213Top 4%
7
Patents 2016

Issued Patents 2016

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9441129 Ink for inkjet recording, ink container, and inkjet recording device Keita Katoh, Mitsuru Naruse, Masayasu Nonogaki, Kazukiyo Nagai, Yuusuke Koizuka 2016-09-13
9359522 Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter Mitsuru Naruse, Masayasu Nonogaki, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka 2016-06-07
9321926 Ink for inkjet recording, ink cartridge, and ink-recorded matter Keita Katoh, Shigeyuki Harada, Masayuki Fukuoka, Mitsuru Naruse, Masayasu Nonogaki +2 more 2016-04-26
9315684 Ink composition, inkjet recording method, and printed matter 2016-04-19
9309427 Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter Mitsuru Naruse, Masayasu Nonogaki, Kazukiyo Nagai, Keita Katoh, Yuusuke Koizuka 2016-04-12
9267046 Inkjet ink, ink cartridge, inkjet recording device, and inkjet printed matter Mitsuru Naruse, Masayasu Nonogaki, Minoru Hakiri, Keita Katoh 2016-02-23
9234110 Ink for inkjet recording, and ink cartridge, inkjet recording method, inkjet recorder, ink-recorded matter and method of producing the ink-recorded matter using the ink Keita Katoh, Mitsuru Naruse, Masayasu Nonogaki, Minoru Hakiri, Kazukiyo Nagai +1 more 2016-01-12