Status of the LC Low-Beta Insertion Quadrupole Magnet Development at KEK. - Ogitsu, T.; Nakamoto, T.; Ohuchi, N.; Ajima, Y.; Burkhardt, E.; Higashi, N.; Hirano, H.; Iida, M.; Kimura, N.; Ohhata, H.; Tanaka, K.; Shintomi, T.; et al. (IEEE Transactions on Applied Superconductivity, 2002)