Shortened life spans of biotech pioneer patents in Japan: a lesson from the DNA chip.
Aida
Tomomi
T
Intellectual Property Division, Tokyo Medical and Dental University, 1-5-45, Yushima, Bunkyo-Ku, Tokyo, 113-8510, Japan.
Konishi
Atsuo
A
Hagiwara
Masatoshi
M
Hashimoto
Kazunori
K
D001709:Biotechnology / Q000331:legislation & jurisprudence*; D007564:Japan; D020411:Oligonucleotide Array Sequence Analysis; D010067:Ownership / Q000331:legislation & jurisprudence* / Q000639:trends*; D010330:Patents as Topic / Q000331:legislation & jurisprudence*