1. Eiichi Tamiya & Kagan Kerman, Method for electrochemically detecting biosubstance with specifically binding biosubstance. Jpn. Kokai Tokkyo Koho 13.2.2004
2. Eiichi Tamiya & Kagan Kerman. Method for detecting specific gene using base-modified nanoparticles, and single nucleotide mutation-type gene identification reagent. Jpn. Kokai Tokkyo Koho 8.11.2004
3. Eiichi Tamiya, Mun’de Vestergaard, Kagan Kerman, Masato Saito & Naoki Nagatani, Label-free electrochemical detection of protein aggregation, Jpn. Kokai Tokkyo Koho, 8.7.2005.
4. Eiichi Tamiya, Kagan Kerman, Naoki Nagatani, Teruko Yuhi, Kotarou Idegami & Miyuki Chikae, Tatsuro Endo, Electrochemical detection of labeled gold, Jpn. Kokai Tokkyo Koho 7.4.2006.
5. Eiichi Tamiya, Yuzuru Takamura, Kagan Kerman, Kazuhiko Matsumoto, Kenzo Maehashi & Jun Okuno, Carbon nanotube-based biosensors, Jpn. Kokai Tokkyo Koho, 11.9.2006.
6. Eiichi Tamiya & Kagan Kerman, Electrochemical detection of protein kinase activity based on tyrosine oxidation, Jpn. Kokai Tokkyo Koho, 13.11.2006.
7. Eiichi Tamiya & Kagan Kerman, Electrochemical detection of protein kinase activity based on ATP oxidation, Jpn. Kokai Tokkyo Koho, 13.11.2006.
8. Eiichi Tamiya & Kagan Kerman, Nanomaterial-based protein kinase sensors, Jpn. Kokai Tokkyo Koho, 13.11.2006.
9. Eiichi Tamiya, Naoki Nagatani, Yuhi Teruko, Kagan Kerman, Katsuro Idegami & Chikae Miyuki, Electrochemical immunoassay for measuring test substance. PCT/JP2007/056992.
10. Heinz-Berhard Kraatz, Kagan Kerman & Haifeng Song, Method for electrochemical measurement of kinase activity, W-08-020 (2007).
11. Eiichi Tamiya & Kagan Kerman,The measuring method of the protein kinase activity. Jpn. Kokai Tokkyo Koho (2008), 12pp.
12. Kazhuhiko Matsumoto, Kenzo Maehashi, Jun Okuno, Eiichi Tamiya, Yuzuru Takamura & Kagan Kerman, Carbon nanotube electrode for biosensors. Jpn. Kokai Tokkyo Koho (2008), 11pp.
13. Heinz-Bernhard Kraatz & Kagan Kerman, Electrochemical detection of HIV enzymes using ferrocene-conjugated aptamers. PCT application, 2009.