国内・外の招待講演，依頼講演

国内

[1]　応用物理学会 日本光学会 微小光学研究会「波長可変光フィルタ」講師．（1989年12月）
[2]　応用物理学会　量子エレクトロニクス研究会「光機能素子」講師．（1991年12月）

[3]　応用物理学会　量子エレクトロニクス研究会「光機能素子」講師．（1993年 3月）

[4]　慶應義塾大学「電子工学特別講義」講師．（2001年4月）

国外

[1] T. Numai, “ Semiconductor tunable wavelength filters,” (Invited) Third Optoelectronic Conference (OEC'90),
　Makuhari Messe, Japan. pp.140-141, 12C2-1 (1990).

[2] T. Numai, “Surface emitting optical devices for 2-D integration,” (Invited) SPIE's International Symposium,
OE/LASE '94, Los Angeles, U.S.A., 2145A-08 (1994).

[3] T. Numai and K. Kasahara, “Low threshold surface-emitting optical devices,” (Invited) SPIE's International
Symposium, OE/LASE'94, Los Angeles, U.S.A., 2147-15 (1994).

[4] T. Numai, “Imprint lithography at room temperature with novolak resin and its application,” IUPAC 3rd
International Symposium on Novel Materials and Synthesis (NMS-III) & 17^th International Symposium
on Fine Chemistry and Functional Polymers (FCFP-XVII), Shanghai, China (2007).

[5] T. Numai, “Suppression of FWM Noises in FDM Lightwave Transmission Systems by Frequency,
Polarization, and Bit-phase Allocations,” (Invited Paper) Progress In Electromagnetics Research Symposium
(PIERS 2008 in Cambridge, USA) Cambridge, USA, p.366 (2008).

[6] T. Numai, “Control of Longitudinal and Transverse Modes in Semiconductor Lasers,” (Invited Paper)
2015 EMN Optoelectronics Meeting, A-13, Beijing, China (2015).

[7] T. Numai, “Resonance-Shifted DFB-LD for High E/O Conversion Efficiency and Stable Single Longitudinal

Mode Operation,” (Invited Paper) 2016 EMN Beijing Meeting, T09, Beijing, China (2016).