(Japan and an American patent)
>FY2013
Under construction
>FY2012
-Keiichi Okuyama, Koji Yamaguchi, Akifumi Kuwahara, The case for star sensors, application for patent 2012-226433.
- Keiichi Okuyama, Koji Yamaguchi, The production method of the body structure for artificial satellites, the application for patent 2012-226341.
- Keiichi Okuyama, Koji Yamaguchi, Body structure for artificial satellites, the application for patent 2012-226261
- Keiichi Okuyama, Koji Yamaguchi, Ryoichi Sato, Thermal storage medium, the application for patent 2012-226198
- Keiichi Okuyama, Koji Yamaguchi, Ryoichi Sato, The combined materials for artificial satellites, the frame for artificial satellites,
And the panel for artificial satellites, the application for patent 2012-226068
>FY2010
- Keiichi Okuyama, a brake pad, A brake pad and its production method, a patent 4478801, (Application patent)
>FY2009
-Keiichi Okuyama, Hiroyuki Ueda, Mamoru Matsushima, The charge for railroad vehicles of a damping material, a brake pad, the application for patent 2009-265953
>FY2008
- Keiichi Okuyama, Yoshio Kato, and heat protection combined materials, the application for patent 2008-183922
-Keiichi Okuyama, Outer wall structure of high-speed flying object faring, patent 4112203.
>FY2007
- The carbon fiber strengthening prepreg of Koichi Yonemoto, Takeo Ebina, Fujio Minakami, Keiichi Okuyama, The carbon fiber strengthening prepreg, the carbon fiber reinforced plastics and those production methods, or forming method of gas barrier nature, the application for patent 2007-292659
– Keiichi Okuyama, Gun Kenji, The high-speed flying object equipped with a compound functional structure object and it equipped with heat protection and consumption-proof, patent 3965175.
- Keiichi Okuyama, Attitude control equipment and an artificial satellite, patent 3923890
- Keiichi Okuyama, Artificial satellite, patent 3859589
>FY2006
-Keiichi Okuyama, Heat stress control structure of high-speed flying object faring, patent 3840391
-Keiichi Okuyama, Thrust generating procedure and equipment, patent 3828072
>FY2005
– Keiichi Okuyama, The deployment structure and the artificial satellite of a solar paddle, patent 3768474
– Keiichi Okuyama, The production method of faring and faring, patent 379849
– Keiichi Okuyama, The thermal conductivity control method of high-speed flying object faring, patent 3776021
– Keiichi Okuyama, Heat-thermal-resistance control structure of high-speed flying object faring, patent 3776020
– Mountain Keiichi, Heat protection structure, P3732126
>FY2003
– Keiichi OKUYAMA：ThermalProtection Structure，US6663051B2（USA）
– Keiichi Okuyama, Takashi Sakata, Shin-ichi Okada, Porous thermal insulation and its production method, patent 3498181
>FY2000
- Tadashi Takemura, Nakamura Saburo Tatsu, Hidekazu Iwasaki, Keiichi Okuyama, Manufacture method of cooling unit offog cooling type, patent 3038167
